Pen type conductivity meter TDS pen water quality detection pen household tap water hardness tester EZ-1  

Laboratory Consumables Chemical storage reagent bottles 60ml PP Transparent wide mouthed reagent bottle  

BDS-808 Electronic scale electronic weigher Digital Scale electronic balance  

Portable Fiber Tape Measure small size lanyard plastic tape measure tool 100 meter  

Industrial online pH meter sensor polytetrafluoroethylene electrode E122T acid alkali and corrosion resistance  

Big Dipper Scale BD-C Small Electronic Scale  

SY-001 Portable pH meter pH Water Quality Detector  

BDS-CX Electronic scale electronic weigher Digital Scale electronic balance  

TDS water quality testing pen for household reverse osmosis tap water testing pH value electrolyzer PPM hardness mineral pen  

QY-EC001 EC conductivity pen Water Quality Test Pen High-precision Conductivity Test Pen  

Pen type conductivity meter TDS pen water quality detection pen household tap water hardness tester EZ-1  

Laboratory Consumables Chemical storage reagent bottles 60ml PP Transparent wide mouthed reagent bottle  

BDS-808 Electronic scale electronic weigher Digital Scale electronic balance  

Portable Fiber Tape Measure small size lanyard plastic tape measure tool 100 meter  

Industrial online pH meter sensor polytetrafluoroethylene electrode E122T acid alkali and corrosion resistance  

Big Dipper Scale BD-C Small Electronic Scale  

SY-001 Portable pH meter pH Water Quality Detector  

BDS-CX Electronic scale electronic weigher Digital Scale electronic balance  

TDS water quality testing pen for household reverse osmosis tap water testing pH value electrolyzer PPM hardness mineral pen  

QY-EC001 EC conductivity pen Water Quality Test Pen High-precision Conductivity Test Pen