ph control system

Showing 157–168 of 173 results

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SpaGuard Spa Stain/Scale Control – Pint

SpaGuard Spa Stain/Scale Control – Pint

$22.99
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SPER Rust Preventer – Liquid Sprinkler & Irrigation System Treatment and Rust Inhibitor for Iron, Calcium, & Mineral Control – Concentrated Rust Prevention – Treats 100,000 gallons (1 gallon – 1 pack)

SPER Rust Preventer – Liquid Sprinkler & Irrigation System Treatment and Rust Inhibitor for Iron, Calcium, & Mineral Control – Concentrated Rust Prevention – Treats 100,000 gallons (1 gallon – 1 pack)

$39.99
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Standard Hydroponics pH Up and Down Kit – 10 Ounce Bottle pH Adjuster for Hydroponic Systems, Coco Coir Even Soil.

Standard Hydroponics pH Up and Down Kit – 10 Ounce Bottle pH Adjuster for Hydroponic Systems, Coco Coir Even Soil.

$19.39
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Swim Check 7 Pool & Spa Test Strips – 7in1 Pool Test Kit – 100 Water Test Strips – Chlorine, Bromine, pH, Hardness, Cyanuric, & Alkalinity – Made in USA

Swim Check 7 Pool & Spa Test Strips – 7in1 Pool Test Kit – 100 Water Test Strips – Chlorine, Bromine, pH, Hardness, Cyanuric, & Alkalinity – Made in USA

$12.57
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TDS Meter Digital Water Tester – 3 in 1 TDS, Temperature and EC Meter – 0-9999ppm Accurate and Reliable PPM Meter for Hydroponics, Drinking Water Quality, Tap, Well, Swimming Pool, Aquarium

TDS Meter Digital Water Tester – 3 in 1 TDS, Temperature and EC Meter – 0-9999ppm Accurate and Reliable PPM Meter for Hydroponics, Drinking Water Quality, Tap, Well, Swimming Pool, Aquarium

$5.98
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TrolMaster Aqua-X Controller with Water Detector Set Free Smartphone App, (NFS-1)

TrolMaster Aqua-X Controller with Water Detector Set Free Smartphone App, (NFS-1)

$288.99
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UIUZMAR pH Meter for Water pH Tester for Plant Water pH Temp Meter with ATC Check pH Level for Hydroponics Gardening DWC Swimming Pool Fish Tanks RO System Beer Brewing Drinking Water Well Water

UIUZMAR pH Meter for Water pH Tester for Plant Water pH Temp Meter with ATC Check pH Level for Hydroponics Gardening DWC Swimming Pool Fish Tanks RO System Beer Brewing Drinking Water Well Water

Original price was: $109.90.Current price is: $9.95.
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Universal pH Test Strips (0-14) – pH Tester Strips Kit with e-Book – 150 Quick and Easy pH Testing Strips – Ultimate pH Balance Test Strips Kit – 150 Strips by JNW Direct

Universal pH Test Strips (0-14) – pH Tester Strips Kit with e-Book – 150 Quick and Easy pH Testing Strips – Ultimate pH Balance Test Strips Kit – 150 Strips by JNW Direct

$9.99
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Viagrow VPTK4 Complete Testing & Adjusting, pH Control, Crystal Kit, Clear

Viagrow VPTK4 Complete Testing & Adjusting, pH Control, Crystal Kit, Clear

$17.99
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VINGVO ORP Replacement Probe, Electrode Oxidation Reduction Potential Test ORP Electrode Replaceable BNC Q9 Connector for ORP Tester Meter Controller for Aquarium Hydroponics Plant Pool

VINGVO ORP Replacement Probe, Electrode Oxidation Reduction Potential Test ORP Electrode Replaceable BNC Q9 Connector for ORP Tester Meter Controller for Aquarium Hydroponics Plant Pool

$24.70
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Wireless WiFi 8 in 1 Aquarium Water Quality Tester Digital PH Meter with Online APP Monitoring for Hydroponics Laboratories

Wireless WiFi 8 in 1 Aquarium Water Quality Tester Digital PH Meter with Online APP Monitoring for Hydroponics Laboratories

$92.60
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xGarden Neoprene Clone Collars – 30 Pack Cloning Collars, 2″ Inch, Black – DIY Foam Cloner Inserts for Net Pots, Hydroponics, Aeroponics

xGarden Neoprene Clone Collars – 30 Pack Cloning Collars, 2″ Inch, Black – DIY Foam Cloner Inserts for Net Pots, Hydroponics, Aeroponics

$9.95
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