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No.4 Luotang Road,Jiangyan,Jiangsu Provine,China China
RS-100A "Nutrient-Wand"TDS Meter Range: PPM: 280--3080, EC: 0.4 4.4, CF: 4--44, TDS Factor: 700ppm = 1EC = 10CF, Temp.
ZTS-TDS Pen Tester WR Range: 0-1999 ppm (mg/l), Resolution: 1 ppm (mg/l), Accuracy: 2% Full Scale, Battery Life: DC 4x 1
PH-902 Pen pH Testr WP Range: 0.00 14.00 pH, Resolution: 0.01 pH, Accuracy: 0.03 pH, Temp. C: 5 50
ZDS- EC Pen Check WP Range: 0.00-19.99 EC(mS/cm), Resolution: 0.01 EC, Accuracy: 2% Full Scale, Battery Life: DC4 x 1.5V, Temp.
We-ZD Instrument Corp, is a specialized manufacturer of Electro-Chemistry instruments. Our main products are pH meters and Waterproof pen pH Tester, S
الشخص الذي يمكن الاتصال به Mr. Tinghua Gu
عنوان No.4 Luotang Road, Jiangyan, Jiangsu Provine
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