electronic soil ph tester online manufacture

YIERYI PH Tester Soil Detector Water Moisture Light Test Meter For Garden Plant Flower Features: the probe body with telephone cord connection, can be pulled to about one meter, read more convenient. the body ... Read More

YIERYI 2 in 1 PH Soil meter / fertility tester with 3 Probes Ideal instrument Gardening tools Features: For outdoor & indoor plants, gardens & grass lawn. Save water, energy and keep your plants, lawn, flower ... Read More

YIERYI Handheld Soil Moisture Meter VT-05 Soil PH tester PH Range 3~8 ph soil meter digital Features: Comes with the reliable and water-proof metal electrode Measure pH & moisture level fast and accurate ... Read More

YIERYI Gardening tools 2 in 1 Soil PH meter& fertility tester with 3 Probes Ideal instrument Features: For outdoor & indoor plants, gardens & grass lawn. Save water, energy and keep your plants, lawn, flower in ... Read More

Yieryi PH Meter Automatic Correction Waterproof Acidity meter Pen Type Quality Analysis Device feature: For measuring the solution PH value and temperature. Waterproof grade IP65, can replace the sensor probe. ... Read More

Yieryi ORP-2069 LCD Digital Type Red Pen PH Tester Water Quantity Pool Tester ORP Meter Application of ORP Industrial wastewater treatment A redox system used in water treatment, mainly the reduction of chromic ... 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 Digital Pen-type tester ORP-969 Pen-Type ORP Meter VOxidation Reduction Analyzer Features: Use to measure the amount of Oxidation Reduction Potential (ORP) level. The tendency of the solution to either ... Read More

1 box 20 set pH test strips 80 Strips Full PH Meter PH paper 1-14st Indicator Litmus Paper Features: 100% Brand new and high quality There is a strong correlation between the pH of the body's internal ... Read More