Search results: “PPM solution”
Showing 1–16 of 28 results
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HM Digital HydroMaster Portable/Wall Mount/Bench Continuous pH/EC/TDS/Temp (HMD500)
SALE 36% OFF! Original price was: $359.00.$230.05Current price is: $230.05. 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 -
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 TDS-3 Handheld TDS meter (HMDTDS3)
SALE 48% OFF! Original price was: $33.99.$17.64Current price is: $17.64. Add to cart -
Humboldt Nutrients Big Up Powder, 10 lbs (HNBUP425)
SALE 47% OFF! Original price was: $500.99.$265.33Current price is: $265.33. Add to cart -
Humboldt Nutrients Master-B, 5 gal (HNMB420)
SALE 46% OFF! Original price was: $300.99.$161.04Current price is: $161.04. Add to cart -
Tissue Culture Microclone Kit (PF1001)
$252.95 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 -
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 GS3 EC Pen (AI11030)
SALE 36% OFF! Original price was: $113.99.$73.18Current price is: $73.18. Add to cart -
TNB Naturals The Enhancer CO2 Canister (Not for sale in OR) (TNBCO2CAN)
SALE 41% OFF! Original price was: $39.99.$23.55Current price is: $23.55. Add to cart -
Dilution Solutions Nutrient Delivery System Nutrient Monitor Kit, 3/4 in SPECIAL ORDER (DSGCMKWMC34)
SALE 17% OFF! Original price was: $1,210.84.$1,001.31Current price is: $1,001.31. 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 AquaPro TDS/Temp meter (HM-AP-1)
SALE 28% OFF! Original price was: $29.95.$21.46Current price is: $21.46. 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 -
HM Digital Pro Series Pen style TDS/EC/Temp meter (HM-COM-100)
SALE 27% OFF! Original price was: $74.95.$55.08Current price is: $55.08. Add to cart
Showing 1–16 of 28 results
