Products

The RHS-28A handheld Salinity refractometer is used to measure the salt concentration in liquids, with a measurement range of 0 to 28% Salinity.   This model can be used in aquaculture, food processing, and laboratories. The instrument body is made of copper material to maximize measurement accuracy and durability. This model has Automatic Temperature Compensation (ATC). Models without ATC are also available at a lower cost.   Measurement Specifications Scale(s) Range Resolution Accuracy Salinity 0 to 28% 0.2% ±0.2%

The RHH13-25A handheld honey refractometer is suitable for measuring the moisture content of honey, with a measurement range of 13-25% Water and an accuracy of ±0.1%   The main body of the instrument is made of copper material to maximize measurement accuracy and durability. This model is equipped with Automatic Temperature Compensation (ATC). We also offer an economical version without ATC.   Measurement Specifications Scale(s) Measurement Range Resolution Accuracy Water 13 to 25% 0.1 ±0.1%

The RHB-90A Handheld Honey Refractometer is the ideal tool for honey quality control. It measures the moisture content, Baume degree and sugar content of honey.    This model is equipped with Automatic Temperature Compensation (ATC). We also offer an economical version without ATC. Highly Durable - main body is made of copper. Improved Accuracy - optical crown glass prism to maximize accuracy.   Measurement Specifications Scale(s) Ranges Min. Division Accuracy Brix 58 to 90% 0.5% ±0.5% Baume 38 to 43 0.5 ±0.5 Water 12 to 27% 1.0% ±1%

The RHA-200A model handheld antifreeze and Battery acid refractometer measures the freezing point temperature (in ℃) of ethylene glycol or propylene glycol based automobile antifreeze, and the specific gravity (SG) of battery fluid. The specifications of these measurement scales are listed in the table below.   This model is commonly used in automotive maintenance and battery servicing. The instrument body is made of copper material to maximize measurement accuracy and durability. This model has Automatic Temperature Compensation (ATC). Models without ATC are also available at a lower cost.   Measurement Specifications Scale(s) Measurement Range Resolution Accuracy  Ethylene  -60℃ to 0℃ 5℃ ±5℃ Propylene -50℃ to 0℃ 5℃ ±5℃ Battery Fluid 1.100 to 1.400 SG 0.01SG ±0.01SG

The RHA-501TA model handheld coolant and battery acid refractometer measures the freezing point temperature (in ℃) of ethylene glycol or propylene glycol based automobile antifreeze, and the specific gravity (SG) of battery acid. The specifications of these measurement scales are listed in the table below.   This model is commonly used in automotive maintenance and battery servicing. The instrument body is made of copper material to maximize measurement accuracy and durability. This model has Automatic Temperature Compensation (ATC). Models without ATC are also available at a lower cost.   Measurement Specifications Scale(s) Measurement Range Resolution Accuracy  Ethylene  -50℃ to 0℃ 5℃ ±5℃ Propylene -50℃ to 0℃ 5℃ ±5℃ Battery Fluid 1.100 to 1.400 SG 0.01SG ±0.01SG

The RHBS-28A handheld salinity refractometer is used to measure the concentration of liquids containing soluble Salts (sodium chloride), and it can also measure the Brix concentration of solutions. The measurement parameters are shown in the following table.   The main body of the instrument is made of copper material to maximize measurement accuracy and durability. This model is equipped with an Automatic Temperature Compensation function (ATC). We also provide an economical version without ATC.   Measurement Specifications   Scale(s) Range Resolution Accuracy Salinity 0 to 28% 0.2% ±0.2% Brix 0 to 30% 0.2% ±0.2%

The ZXRB0-93 inline Brix refractometer is specifically designed for sugar content measurement, and liquid concentration monitoring in general Excellent for food and beverage processing, and for industrial solution quality control; High durability saphhire prism and stainless steel body; Equipped with Automatic Temperature Compensation (ATC); Provides three readings: Brix, nD, temperature. Measurement specifications lidted below.     Measurement Specifications Measurement Parameters Range Resolution Accuracy Brix 0.00-93.00% 0.01% ±0.01% Refractive Index (nD) 1.33299 - 1.52620 0.00001 ±0.00001 Temperature 5℃ to 100℃ 1℃ ±1℃

The RHGX Gem Magnifier is a precision optical instrument designed for detailed observation of gemstone inclusions, surface features, and treatment indicators, widely used in gem identification, appraisal, processing, and quality inspection.   - Magnification Range: 10X–80X total magnification for detailed inspection at varying levels. - Field of View Diameters: φ18, φ15, φ6, φ5, φ4, φ3 mm for different magnification settings. - Dimensions / Weight: 28 × 18 × 36 cm; 6.1 kg – suitable for desktop lab or appraisal use.