pH, EC & TDS
Showing 65–80 of 94 results
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GH pH Up Liquid Gallon (4/Case) (722095)
SALE 47% OFF! Original price was: $156.24.$82.60Current price is: $82.60. Add to cart -
GroStar EC Calibration Kit (2.77 EC, 8 oz. each) (AI71117)
SALE 36% OFF! Original price was: $14.99.$9.62Current price is: $9.62. Add to cart -
HM Digital PH-80 pH/Temperature Meter (HMDPHM80)
SALE 36% OFF! Original price was: $46.50.$29.87Current price is: $29.87. Add to cart -
GH pH Down Liquid Quart (12/Case) (Not for sale in GU VI) (722120)
SALE 47% OFF! Original price was: $188.16.$99.51Current price is: $99.51. Add to cart -
HM Digital COM-100,PH-200, Protective Case & Solutions (HM-HPK-1)
SALE 23% OFF! Original price was: $179.95.$138.83Current price is: $138.83. Add to cart -
Aqua Master P110 Pro Combo Pen (AMT1013)
SALE 34% OFF! Original price was: $104.95.$69.48Current price is: $69.48. Add to cart -
Aqua Master P700 Pro 2 Combo Meter (AMT1020.2)
SALE 28% OFF! Original price was: $274.95.$197.46Current price is: $197.46. Add to cart -
HM Digital Pro Series Pen style pH/Temp meter (HM-PH-200)
SALE 24% OFF! Original price was: $99.95.$75.60Current price is: $75.60. Add to cart -
GH pH Up 8 oz (12/Case) (722085)
SALE 44% OFF! Original price was: $127.08.$71.26Current price is: $71.26. Add to cart -
GH pH Up Liquid Quart (12/Case) (722090)
SALE 47% OFF! Original price was: $188.16.$99.51Current price is: $99.51. Add to cart -
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester (HMDCOM80)
SALE 30% OFF! Original price was: $42.95.$30.05Current price is: $30.05. Add to cart -
HM Digital 20 pack mix of 1000 ppm TDS, pH 4, pH7, pH storage solutions (HM-ASP-20)
SALE 28% OFF! Original price was: $24.95.$18.05Current price is: $18.05. Add to cart -
GH pH Down Liquid Gallon (4/Case) (Not for sale in GU VI) (722125)
SALE 47% OFF! Original price was: $156.24.$82.60Current price is: $82.60. Add to cart -
Cutting Edge Solutions pH Down, 1 gal, case of 4 (CES3604)
SALE 44% OFF! Original price was: $134.99.$75.47Current price is: $75.47. Add to cart -
GroStar GS1 pH Pen (AI11010)
SALE 33% OFF! Original price was: $115.99.$77.89Current price is: $77.89. Add to cart -
Milwaukee Instruments pH 7.01 Solution, 230 ml (MIMA9007)
SALE 29% OFF! Original price was: $14.35.$10.23Current price is: $10.23. Add to cart
Showing 65–80 of 94 results