pH, EC & TDS
Showing 65–80 of 94 results
-
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 Replacement pH sensor for PH-200/COM-360 (HM-SP-P2)
SALE 23% OFF! Original price was: $44.95.$34.68Current price is: $34.68. 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 -
Aqua Master P160 Pro Combo Pen (AMT1018)
SALE 32% OFF! Original price was: $129.95.$88.32Current price is: $88.32. Add to cart -
HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml) (HMDC1000)
SALE 14% OFF! Original price was: $9.49.$8.15Current price is: $8.15. Add to cart -
House & Garden pH Osmosis Stabilizer, 60 L (HGPHOS60L)
SALE 93% OFF! Original price was: $1,012.20.$75.51Current price is: $75.51. Add to cart -
GroStar pH calibration kit (pH 4/7/10, 8 oz. each) (AI61115)
SALE 32% OFF! Original price was: $28.99.$19.61Current price is: $19.61. 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 GS3-E replacement EC electrode (AI58030)
SALE 36% OFF! Original price was: $53.99.$34.66Current price is: $34.66. Add to cart -
Aqua Master P700 Pro 2 pH Electrode (AMT1021.2)
SALE 24% OFF! Original price was: $59.95.$45.84Current price is: $45.84. 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 -
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 Calibration Solution pH 4.01 500ml (AMT1303)
SALE 27% OFF! Original price was: $111.60.$81.60Current price is: $81.60. Add to cart -
Aqua Master Calibration Solution EC1413 20ml Sachet (AMT1501)
SALE 26% OFF! Original price was: $45.00.$33.48Current price is: $33.48. Add to cart -
Aqua Master P700 Pro 2 EC PPM TDS Temp Electrode (AMT1022.2)
SALE 22% OFF! Original price was: $54.95.$43.08Current price is: $43.08. Add to cart -
Aqua Master P160 Pro Electrode (AMT1019)
SALE 28% OFF! Original price was: $49.95.$35.88Current price is: $35.88. Add to cart
Showing 65–80 of 94 results