Quick view Details General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view Details General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz MSRP: Now: $7.95 Add to Cart Compare Quick view Details Milwaukee | sku: MIL600 Milwaukee pH 600 MSRP: Now: $31.95 Add to Cart Compare Quick view Details sku: PHSTRIP pH Test Strip MSRP: Now: $6.95 Add to Cart Compare Quick view Details General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz MSRP: Now: $11.95 Add to Cart Compare Quick view Details Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity MSRP: Now: $19.95 Add to Cart Compare Quick view Details sku: 891144000175 HydroTester Series PH-80 Water Tester MSRP: Now: $49.50 Add to Cart Compare Quick view Details Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) MSRP: $120.00 Now: $107.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view Details General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz MSRP: Now: $7.95 Add to Cart Compare Quick view Details Milwaukee | sku: MIL600 Milwaukee pH 600 MSRP: Now: $31.95 Add to Cart Compare Quick view Details sku: PHSTRIP pH Test Strip MSRP: Now: $6.95 Add to Cart Compare Quick view Details General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz MSRP: Now: $11.95 Add to Cart Compare Quick view Details Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity MSRP: Now: $19.95 Add to Cart Compare Quick view Details sku: 891144000175 HydroTester Series PH-80 Water Tester MSRP: Now: $49.50 Add to Cart Compare Quick view Details Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) MSRP: $120.00 Now: $107.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view Details Milwaukee | sku: MIL600 Milwaukee pH 600 MSRP: Now: $31.95 Add to Cart Compare Quick view Details sku: PHSTRIP pH Test Strip MSRP: Now: $6.95 Add to Cart Compare Quick view Details General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz MSRP: Now: $11.95 Add to Cart Compare Quick view Details Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity MSRP: Now: $19.95 Add to Cart Compare Quick view Details sku: 891144000175 HydroTester Series PH-80 Water Tester MSRP: Now: $49.50 Add to Cart Compare Quick view Details Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) MSRP: $120.00 Now: $107.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view Details sku: PHSTRIP pH Test Strip MSRP: Now: $6.95 Add to Cart Compare Quick view Details General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz MSRP: Now: $11.95 Add to Cart Compare Quick view Details Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity MSRP: Now: $19.95 Add to Cart Compare Quick view Details sku: 891144000175 HydroTester Series PH-80 Water Tester MSRP: Now: $49.50 Add to Cart Compare Quick view Details Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) MSRP: $120.00 Now: $107.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view Details General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz MSRP: Now: $11.95 Add to Cart Compare Quick view Details Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity MSRP: Now: $19.95 Add to Cart Compare Quick view Details sku: 891144000175 HydroTester Series PH-80 Water Tester MSRP: Now: $49.50 Add to Cart Compare Quick view Details Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) MSRP: $120.00 Now: $107.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view Details Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity MSRP: Now: $19.95 Add to Cart Compare Quick view Details sku: 891144000175 HydroTester Series PH-80 Water Tester MSRP: Now: $49.50 Add to Cart Compare Quick view Details Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) MSRP: $120.00 Now: $107.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view Details sku: 891144000175 HydroTester Series PH-80 Water Tester MSRP: Now: $49.50 Add to Cart Compare Quick view Details Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) MSRP: $120.00 Now: $107.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view Details Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) MSRP: $120.00 Now: $107.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view General Hydroponics | sku: GHPHR General Hydroponics pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $11.95 Add to Cart Compare Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view Bluelab | sku: BLCKIT Bluelab Probe Care Kit pH & Conductivity Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes.The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth... MSRP: Now: $19.95 Add to Cart Compare Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected × OK
Quick view sku: 891144000175 HydroTester Series PH-80 Water Tester The PH-80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more... MSRP: Now: $49.50 Add to Cart Compare Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected
Quick view Bluelab | sku: BLLPROBE Bluelab Leap pH Probe (Probe Only) The Bluelab® Leap™ pH Probe is suitable for use with all Bluelab® products that use a BNC connection. MSRP: $120.00 Now: $107.99 Add to Cart Compare Compare Selected
