pH, EC & TDS
Showing 65–80 of 94 results
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HM Digital Pen style pH/Temp meter (HM-PH-80)
SALE 35% OFF! Original price was: $49.95.$32.34Current price is: $32.34. 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 -
Aqua Master Calibration Solution EC 1413 500ml (AMT1301)
SALE 27% OFF! Original price was: $111.60.$81.60Current price is: $81.60. Add to cart -
Aqua Master E300 Pro EC Electrode (AMT1036)
SALE 31% OFF! Original price was: $79.95.$55.32Current price is: $55.32. Add to cart -
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen (AI21040)
SALE 36% OFF! Original price was: $178.99.$113.83Current price is: $113.83. Add to cart -
GroStar GS4-E replacement pH/EC combo electrode (AI58040)
SALE 35% OFF! Original price was: $79.99.$52.00Current price is: $52.00. Add to cart -
HM Digital AquaPro TDS/Temp meter (HM-AP-1)
SALE 28% OFF! Original price was: $29.95.$21.46Current price is: $21.46. Add to cart -
Aqua Master Storage Solution KCI 500ml (AMT1304)
SALE 25% OFF! Original price was: $119.60.$89.86Current price is: $89.86. Add to cart -
Aqua Master Calibration Solution pH 4.01 100ml (AMT1103)
SALE 28% OFF! Original price was: $102.60.$73.44Current price is: $73.44. Add to cart -
HM Digital Hydromaster Portable – pH/TDS/EC/Temp (HM-HM-200)
SALE 29% OFF! Original price was: $274.95.$194.40Current price is: $194.40. 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 -
Cutting Edge Solutions pH Down, 1 qt, case of 12 (CES3601)
SALE 42% OFF! Original price was: $159.99.$92.00Current price is: $92.00. 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.$100.00Current price is: $100.00. Add to cart -
GH pH Up 8 oz (12/Case) (722085)
SALE 43% OFF! Original price was: $127.08.$72.00Current price is: $72.00. Add to cart -
GroStar pH calibration kit (pH 4/7, 8 oz. each) (AI61113)
SALE 32% OFF! Original price was: $18.99.$13.00Current price is: $13.00. Add to cart -
HM Digital Replacement TDS/EC sensor for HM-200 (HM-SP-C2)
SALE 23% OFF! Original price was: $44.95.$34.68Current price is: $34.68. Add to cart
Showing 65–80 of 94 results