pH, EC & TDS
Showing 17–32 of 94 results
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GroStar GS4-E replacement pH/EC combo electrode (AI58040)
SALE 36% OFF! Original price was: $79.99.$51.35Current price is: $51.35. Add to cart -
HM Digital TDS 1000 ppm calibration solution – 20 packets of 20 ml (HM-CP-1000)
SALE 25% OFF! Original price was: $24.95.$18.60Current price is: $18.60. 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 -
Aqua Master Calibration Solution pH 7.00 500ml (Case of 8) (AMT1302)
SALE 27% OFF! Original price was: $111.60.$81.60Current price is: $81.60. Add to cart -
GroStar GS3 EC Pen (AI11030)
SALE 36% OFF! Original price was: $113.99.$73.18Current price is: $73.18. Add to cart -
Aqua Master P50 Pro pH Temp Electrode (AMT1001)
SALE 29% OFF! Original price was: $34.95.$24.72Current price is: $24.72. Add to cart -
Milwaukee Instruments pH 7 Calibration Solution, 20 ml Sachets, case of 25 (MI10007P)
SALE 50% OFF! Original price was: $22.99.$11.53Current price is: $11.53. Add to cart -
Milwaukee Instruments EC40 PRO EC/TDS Nutrient Meter (MIEC40)
SALE 28% OFF! Original price was: $108.99.$78.66Current price is: $78.66. Add to cart -
GroStar pH Probe Maintanence Kit (AI61170)
SALE 36% OFF! Original price was: $23.99.$15.40Current price is: $15.40. Add to cart -
HM Digital pH 4.0 buffer solution – 20 packets of 20 ml (HM-PH-P4)
SALE 25% OFF! Original price was: $24.95.$18.60Current price is: $18.60. Add to cart -
HM Digital TDS-3 Handheld TDS meter (HMDTDS3)
SALE 48% OFF! Original price was: $33.99.$17.64Current price is: $17.64. Add to cart -
GroStar GS3-E replacement EC electrode (AI58030)
SALE 36% OFF! Original price was: $53.99.$34.66Current price is: $34.66. Add to cart -
Cutting Edge Solutions pH Down, 1 qt, case of 12 (CES3601)
SALE 43% OFF! Original price was: $159.99.$91.84Current price is: $91.84. Add to cart -
Aqua Master S300 Pro 2 pH Electrode (AMT1031)
SALE 30% OFF! Original price was: $69.95.$48.78Current price is: $48.78. 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 Replacement TDS/EC sensor for HM-500 (HM-SP-C5)
SALE 23% OFF! Original price was: $44.95.$34.68Current price is: $34.68. Add to cart
Showing 17–32 of 94 results