digital ph meter for water online manufacture

YIERYI TDS Meter CT-3060 tds meter tset pen Water Quality Analysis Meter swimming pool CT-3060 pen TDS is used to test TDS (solution dissolved solids total) precision instruments. Simultaneous display of TDS ... Read More

Aquarium Water Quality Salt Pool Water Salinity Meter Pen Type Range 0.0% To 10.0% Features: * 0.0 to 10.0% * LCD with indicates both % & temp. * Pen type digital tds meter, all in one, salt electrode included, ... Read More

Product selling points 1. Multi parameter precise detection 3-in-1 comprehensive testing: It can simultaneously detect pH (0.00-14.00pH, covering the entire range of water quality acidity and alkalinity), EC (1... Read More

Product selling points 1. Multi parameter precise detection 5-in-1 universal detection: can simultaneously detect pH (0.01-14.00pH) and temperature (0.1-60.0 /32.0-140 C) F ),TDS(0 - 1000ppm,1000ppm - 10000ppm... Read More

Product selling points 4-in-1 universal detection: capable of measuring pH (0.00-14.00pH), EC (1-19999 S/cm), TDS (1-19999 ppm), temperature (0-60 /32-140 F), covering core water quality indicators, meeting the ... Read More

Yieryi Digital 4 IN 1 soil PH Meter LCD Moisture / Sunlight / temperature Tester Features: 100% Brand new and high quality Ideal and necessary tool for gardeners, vegetable and fruit growers, and all those who ... Read More

EC -963 Digital EC Meter Tester Conductivity Water Quality Measurement Tool Features Compact and pocket-sized design Easy to use and provides a quick measurement High accuracy with 2% full scale accuracy Data ... Read More

YIERYI TDS Meter tester Pocket Aquarium Pool TDS pen Water Monitor Measurement Tools The value of TDS represents the total content of water soluble substances, such as calcium and magnesium ions and some trace ... Read More

YIERYI LED Pen-Type Digital ORP Meter ORP-969 electronic redox Tester Water Quality Analysis Specifications Range -1999mV ~ 1999mV Resolution 1mV Accuracy 5mV Operating Temperature 0degrees ~ 50degrees (32F ~ ... Read More

YIERYI Range:0~1999mg/LmV Digital Handheld ORP Tester ORP Meter ORP-B Water Hydroponics Specifications: Pen type ORP Tester|ORP Meter|ORP Pen Range: 0~1999mg/LmV Resolution: 1mV Accuracy : 5 mV Batteries :4 x 1... Read More