19 in 1 Drinking Water Test Kit, 100 Strips + 2 Bacteria Tests for Well, Pond, Pool, Tap Water, Water Quality Test Kit for pH, Iron, Hardness, Lead, Fluoride, Copper, Total Chlorine and More
GRYVOZE Waterproof 1 Inch Corrosion Resistant Flow Meter with PTFE Coating, 9–100 LPM Digital Inline NPT Flowmeter for Water, Fuel, Chemicals, Weak Acids & Bases – Supports Gallon, QTS, PTS, L
pH Calibration Solution 4.00+7.00, 250 ml (8.4 fl.oz) Each: pH 4.00 Buffer, pH 7.00 Buffer, pH Meter Buffer Calibration Solution with 2 * 30ml Container for pH Tester, pH Pen, pH Probe
QUYLIRE Waterproof 2 Inch Water Flow Meter, 60-600 LPM Digital Inline Fuel Flowmeter with NPT Thread for Hot/Cold Water, Diesel, Gasoline, Oil & Liquids, Supports Gallon, Liter, GPM, LPM, m³, QTS, PTS
GRYVOZE Waterproof 3 Inch Water Flow Meter, 60-1300 LPM Digital NPT Flowmeter with EMI Protection for Diesel, Gasoline, Pool, Hydrant, Fire Truck and Oil Tanker, ±1% Accuracy
Digital Refractometer Range 0-55 BM101 Brix Refractometer ±0.2% Accuracy with ATC, IP65 Brix Meter for Juice, Wine Making & Coffee