pH, EC & TDS
Showing 49–64 of 94 results
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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 -
Aqua Master P50 Pro pH Temp Meter (AMT1000)
SALE 30% OFF! Original price was: $79.95.$55.92Current price is: $55.92. 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 -
Aqua Master E50 Pro EC Electrode (AMT1006)
SALE 28% OFF! Original price was: $29.95.$21.66Current price is: $21.66. 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 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 -
Aqua Master Calibration Solution pH 7.00 100ml (AMT1102)
SALE 28% OFF! Original price was: $102.60.$73.44Current price is: $73.44. 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 -
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 -
Milwaukee Instruments pH 4.01 Calibration Solution, 230 ml (MIMA9004)
SALE 21% OFF! Original price was: $14.35.$11.40Current price is: $11.40. Add to cart -
HM Digital pH 7.0 buffer solution – 20 packets of 20 ml (HM-PH-P7)
SALE 25% OFF! Original price was: $24.95.$18.60Current price is: $18.60. 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 -
HM Digital PH-STOR pH Electrode Storage Solution (HMOPSTOR)
SALE 36% OFF! Original price was: $8.49.$5.45Current price is: $5.45. Add to cart -
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 -
Aqua Master P110 Pro Electrode (AMT1014)
SALE 28% OFF! Original price was: $49.95.$35.88Current price is: $35.88. 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
Showing 49–64 of 94 results