Profile: HT Tech Limited specialize in providing handheld refractometers. We supply different types of refractometers such as salinity refractometers, clinical protein refractometers, cleaning fluid refractometers, alcohol refractometers, milk refractometers and mining emulsion units. Our products are widely used in the food industry, agriculture, aquaculture, laboratory and in other areas. Mining emulsion refractometer is designed for measuring the concentration of weight percentage of the two kinds of the emulsions widely used for mine machinery. This model has a built-in automatic temperature compensation system.