Huake Instrument Co., Ltd's main products are Brix Industrial Fluid Refractometers, Salinity Refractometers, Clinical Protein Refractometers, Antifreeze Battery Cleaning Fluids , Refractometers, TDS meters, Salt meter, EC meter, Soil Tester, Digital... More
Main Products: Hand Held refractometer, refractometer, PH meter, TDS meter, DDS meter... More