digital ph meter for water online manufacture

Yieryi EC Meter Digital Water PH Meter Filter Automatic calibration Tester for Measuring Features: Test temperature in degrees / Fahrenheit(switchable unit). Use to measure the pH & EC & TEMP of solution. ... Read More

Yieryi EC Meter Digital Water PH Meter Filter Automatic calibration Tester for Measuring Features: Easy to carry and simple to operate. Test temperature in degrees / Fahrenheit(switchable unit). Use to measure ... Read More

YIERYI Ph meter digital pH & ORP Meter 0.0--14.0pH 500mV protable PH tester CT-6821 Product Features: Instrument shell waterproof design, LCD display. Small, portable, ready to measure, the use of more ... Read More

Yieryi TDS Meter Water Quality PH Tester for Aquarium Water alloy probe Stick Monitoring Yieryi digital LCD TDS Meter Water Quality PH TDS Tester for Aquarium Pool Water quality TDS-1 Water Quality Meter TDS1- ... Read More

Soil Tester Features: 6 in 1 Soil TesterUsing our 6-in-1 Multi-Function Soil Tester, you can quickly measure soil pH value/EC value/soil moisture/light intensity/temperature/environmental humidity, which gives ... Read More

Product selling points 7-in-1 universal detection Multi parameter coverage: can detect EC (conductivity, 0-10000 S/cm, 10.01-19.99mS/cm, 20.1-400mS/cm), Salinity (salinity, 0-10000ppm, 10.1-200.0ppt, 0.00-25.00... Read More

Yieryi TDS Meter Water Quality PH Tester for Aquarium Water alloy probe Stick Monitoring TDS-1 Water Quality Meter TDS1- Water Quality Meter is ideal for all basic water testing applications. Test the purity of ... Read More

Product selling points 7-in-1 comprehensive coverage: capable of detecting FAC (free residual chlorine, 0.1-4.0 ppm), pH (0.1-14.0 pH), ORP (oxidation-reduction potential, 999mV), Temp (temperature, 0.1-60.0 ... Read More

Product selling points 7-in-1 universal detection Measurable pH (0.0-14.0 pH), S.G (1.000-1.222), ORP ( 999) mV ),SALT(0 - 25%0 - 10000ppm10.1 - 200.0ppt ),EC(0 - 10000S/cm ),TDS(1 - 10000ppm10.1 - 200.0ppt )... Read More

Product selling points 6-in-1 Accurate Water Quality Testing detectable pH(0.1 - 14.0pH ),EC(0 - 1999S/cm2000 - 10000S/cm ),TDS(0 - 999ppm1000 - 9999ppm ),ORP(- 999~+ 999mV ),CL( Residual chlorine (0.1-4.0mg/L) ... Read More