Products list direct from CN

Shangqiu Shuangyang Environmental Protection Technology Co., Ltd.

6yrs

Henan, China

Main categories: PH Meter,TDS Meter,Salinity Meter,Soil Tester,Multi Functional Water Quality Testing Pen

Product categories

Factory Hot Sale 4in1 New IP68 Waterproof Swimming Pool Detector Fear Water Seepage Ph/ Temperature/PPM/EC OEM Customizable

$30.71-32.66

Min. order 5 pieces

RO-2012-150 High Rejection Rate TDS Reduction RO Membrane Filter Manufacturers Element 298mm X 48mm

$2.66-2.69

Min. order 2 units

Waterproof Handheld Pen Type Digital ORP Meter Customized OEM & ODM Support Redox Potential Tester

$11.50-14.55

Min. order 1 piece

Manufacturer 5 in 1 Pool Spa Water test Strip 50pcs Kit for Water Quality Testing 5 Way Accurate test

$2.20-2.30

Min. order 10 pieces