Handheld Refractometers,Inline Process Refractometers,Digital Refractometers Manufacturer

Automotive Antifreeze Refractometer ATC, Coolant Tester for Car Repairing Battery Fluid Fahrenheit

The RHA-300FA 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 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 32℉ 10℉ ±10℉ Propylene -50℉ to 32℉ 10℉ ±10℉ Battery Fluid 1.150 to 1.300 SG 0.01sg ±0.01sg

Low Concentration Brix Refractometer ATC, Sugar Refractometer 0-20% Brix

The RHB-20A model handheld Brix refractometer measures sugar concentration level in the liquid. It features a measurement range of 0 to 20% Brix, with an accuracy of ±0.2%. This model is suitable for measuring Brix levels in low to medium sugar concentration solutions, such as low-sweetness juices and beverages. The main body of the instrument is made of copper to maximize 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 Brix 0 to 20% 0.2% ±0.2%

4 in 1 Portable Coolant Refractometer ATC, Automotive Antifreeze Tester for Coolant, Windshield Cleaner, Battery Fluid

The RHA-503FA handheld coolant and battery fluid refractometer can be used to measure the freezing temperature (in ℉) of automotive antifreezes based on ethylene glycol or propylene glycol, automotive windshield cleaning fluids, and the specific gravity (SG) of battery fluids. The measurement parameters are shown in the following table. 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. It also has an Automatic Temperature Compensation function (ATC), which can provide accurate readings at different ambient temperatures. Measurement Specifications Scale(s) Measurement Range Resolution Accuracy Ethylene -70℉ to 32℉ 5℉ ±5℉ Propylene -60℉ to 32℉ 5℉ ±5℉ Cleaner -40℉ to 32℉ 10℉ ±5℉ Battery Fluid 1.100 to 1.400 SG 0.01sg ±0.01sg

Automotive Coolant DEF(Adblue) Refractometer ATC, Fahrenheit DEF Urea Concentration Tester for Coolant Battery Fluid

The RHAN-757A handheld coolant and DEF (Adblue) refractometer measures the freezing temperature (in ℉) of automotive antifreeze based on ethylene glycol or propylene glycol, the urea concentration of DEF, and the specific gravity (SG) of battery fluid. The specific parameters are shown in the following table. This model is a universial tool that 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 for a lower cost. Measurement Specifications Scale(s) Ranges Resolution Accuracy Adblue 0 to 40% 1% ±1% Ethylene -60℉ to 32℉ 1℉ ±1℉ Propylene -60℉ to 32℉ 1℉ ±1℉ Battery Fluid 1.100 to 1.300SG 0.01SG ±0.01SG

Handheld Brix Refractometer ATC, Baume Meter for Sugar Content 0-40% Brix, 0-50 Baume

The RHB-40A model handheld Brix refractometer measures sugar concentration level in the liquid. It features two sets of scales: Brix and Baume, the specifications of which are listed in the table below. This model is suitable for measuring sugar concentration in most common solutions. The main body of the instrument is made of copper to maximize 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 Brix 0 to 40% 0.2% ±0.2% Baume 0 to 50 0.2 ±0.2%

Handheld Coolant Refractometer ATC, Coolant Freezing Point Meter for Battery Fluid Fahrenheit

The RHA-100A model handheld coolant and battery fluid 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 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 -84℉ to 32℉ 5℉ ±5℉ Propylene -60℉ to 32℉ 5℉ ±5℉ Battery Fluid 1.100 to 1.400 SG 0.01sg ±0.01sg

Handheld DEF Adblue Refractometer, DEF Tester with ATC for DEF Urea Concentration

The DEF-35A Handheld Adblue Refractometer measures the percentage of urea concentration in diesel exhaust fluid (DEF or Adblue). It has a measurement range of 0-35% Adblue and an accuracy of ±1%. This model is commonly used in the fields of automotive maintenance, vehicle emissions control, and diesel engine servicing. The main body of the instrument is made of copper materials to maximize measurement accuracy and durability. This model has Automatic Temperature Compensation (ATC). Models without ATC are also available for a lower cost. Measurement Specifications Scale(s) Ranges Resolution Accuracy Adblue 0 to 35% 1% ±1%

Coolant Rrefractometer, Automotive Coolant Meter ATC for Battery Fluid, Celcius and Fahrenheit

The RHA-501A model handheld coolant and battery acid refractometer measures the freezing point temperature (in ℃ and ℉) of ethylene glycol or propylene glycol based automobile antifreeze, and the specific gravity (SG) of battery fluid. The specifications 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℃-0℃ & to 60℉-32℉ 5℃ & 10℉ ±1℃ & ±2℉ Propylene -50℃-0℃ & to 50℉-32℉ 5℃ & 10℉ ±1℃ & ±2℉ Battery Fluid 1.100-1.400 SG 0.01sg ±0.01sg

Automotive Coolant Refractometer ATC, Celcius and Fahrenheit Battery Fluid Meter for Coolant Celcius and Fahrenheit

The RHA-787A handheld coolant and battery fluid refractometer can be used to measure the freezing temperature (in ℃ and ℉) of automotive antifreeze based on ethylene glycol or propylene glycol, as well as the specific gravity (SG) of battery fluid. The specific parameters are shown in the following table. 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. It also has an Automatic Temperature Compensation function (ATC), which can provide accurate readings at different ambient temperatures. Measurement Specifications Scale(s) Measurement Range Resolution Accuracy Ethylene -60℃ to 0℃ -70℉ to 32℉ 2.5℃ 5℉ ±2.5℃ ±5℉ Propylene -70℃ to 0℃ -90℉ to 32℉ 1℃ 5℉ ±1℃ ±5℉ Battery Fluid 1.100-1.400 SG 0.01sg ±0.01sg

Low-Range Alcohol Refractometer ATC, Portable Alcohol Tester for Wine Beer 0-25% Abv

The RHW-25A handheld Alcohol refractometer is suitable for measuring the percentage of alcohol content in liquids, with a measurement range of 0-25% Alcohol. The main body of the instrument is made of copper materials to maximize measurement accuracy and durability. This model has Automatic Temperature Compensation (ATC). Models without ATC are also available for a lower cost. Measurement Specifications Scale(s) Ranges Resolution Accuracy Alcohol 0 to 25% 0.2% ±0.2%

Portable Brix Refractometer with ATC, Low Concentration Sugar Content Meter for Fruits 0-55% Brix

The RHB-55A model handheld Brix refractometer measures sugar concentration level in the liquid. It features a measurement range of 0 to 55% Brix, with an accuracy of ±1%. This model is suitable for measuring Brix levels in medium to high sugar concentration solutions, including concentrated juices, beverages, and food products, The main body of the instrument is made of copper to maximize 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 Brix 0 to 55% 1.0% ±1%

Alcohol Refractometer ATC, Baume and Alcohol Meter for Wine Beer

The RHW-25A handheld alcohol and wine refractometer is suitable for measuring the Alcohol persentage and Baume value in wines, with a measurement range of 0-20% Baume and 0-25% Alcohol. This model can be used in the wine-making process for grape maturity and wine quality control. The main body of the instrument is made of copper materials to maximize measurement accuracy and durability. This model has Automatic Temperature Compensation (ATC). Models without ATC are also available for a lower cost. Measurement Specifications Scale(s) Ranges Resolution Accuracy Alcohol 0 to 25% 0.2% ±0.2% Baume 0 to 20 0.2 ±0.2

Handheld Brix Refractometer with ATC, Mid Range Sugar Meter 28-62% Brix

The RHB-62A model handheld Brix refractometer measures sugar concentration level in the liquid. It features a measurement range of 28 to 62% Brix, with an accuracy of ±0.2%. This model is suitable for measuring Brix levels in high sugar concentration solutions, such as concentrated juices and beverages, honey, and syrups. The main body of the instrument is made of copper to maximize 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 Brix 28 to 62% 0.2% ±0.2%

Alcohol and Wine Refractometer ATC, Alcohol Meter for Brix and AbV

The RHW-25bA handheld alcohol and wine refractometer measures the sugar concentration and alcohol percentage in liquids, with a measurement range of 0-25% Brix and 0-25% Alcohol. This model can be used in the wine-making process for grape maturity and wine quality control. The main body of the instrument is made of copper materials to maximize measurement accuracy and durability. This model has Automatic Temperature Compensation (ATC). Models without ATC are also available for a lower price. Measurement Specifications Scale(s) Ranges Resolution Accuracy Alcohol 0 to 25% 0.2% ±0.2% Brix 0 to 40% 0.2% ±0.2%

High Concentration Brix Refractometer with ATC, Refractometer for High Sugar Content 45-82% Brix

The RHB-82A model handheld Brix refractometer measures sugar concentration level in the liquid. It features a measurement range of 45 to 82% Brix, with an accuracy of ±0.5%. This model is suitable for measuring Brix levels in high sugar concentration solutions, such as syrup, concentrated juices and beverages, and other sweetening products. The main body of the instrument is made of copper to maximize 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 Brix 45 to 82% 0.5% ±0.5%

4-in-1 Coolant Refractometer ATC, Automotive Antifreeze Tester for Windshield Cleaner Battery Fluid

The RHA-403A handheld coolant and battery fluid refractometer measures the freezing point temperature (in ℃) of automotive antifreezes based on ethylene glycol or propylene glycol, automotive windshield cleaning fluids, and the specific gravity (SG) of battery fluids. 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. It also has an Automatic Temperature Compensation function (ATC), which can provide accurate readings at different ambient temperatures. Measurement Specifications Scale(s) Measurement Range Resolution Accuracy Ethylene -50℃ to 0℃ 5℃ ±5℃ Propylene -50℃ to 0℃ 5℃ ±5℃ Cleaner -40℃ to 0℃ 5℃ ±5℃ Battery Fluid 1.150 to 1.300 SG 0.01sg ±0.01sg

High Concentration Alcohol Refractometer ATC, High AbV Alcohol Meter for Liquor Spirits Sanitizer

The RHW-80A handheld alcohol refractometer measures the percentage of alcohol content in high alcohol solutions, with a measurement range of 0-80% alcohol and an accuracy of ±1%. This tool is ideal for quality control for spirits and liquors, as well as other high alcohol content solutions. The main body of the instrument is made of copper material to maximize measurement accuracy and durability. This model has Automatic Temperature Compensation(ATC). Models without ATC are also available for a lower cost. Measurement Specifications Scale(s) Ranges Resolution Accuracy Alcohol 0 to 80% 1.0% ±1%

4 in 1 Coolant Refractometer with ATC, Automotive Coolant Tester for Antifreeze Concentration, Battery Fluid, Winshield Cleaner

The RHA-503A handheld coolant and battery fluid refractometer measures the freezing point temperature (in ℃) of automotive antifreezes based on ethylene glycol or propylene glycol, automotive windshield cleaning fluids, and the specific gravity (SG) of battery fluids. The measurement parameters are shown in the following table. 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. It also has an Automatic Temperature Compensation function (ATC), which can provide accurate readings at different ambient temperatures. 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 1.400sg 0.01sg ±0.01sg Cleaner -40 to 0℃ 5℃ ±5℃

Full Range Brix Refractometer with ATC, Refractometer for High Sugar Content 0-80% Brix

The RHB-080A model handheld Brix refractometer measures sugar concentration level in the liquid. It features a measurement range of 0 to 80% Brix, with an accuracy of ±1%. This model is suitable for measuring Brix levels in most common solutions, including fruit and vegetable juices, beverages, food products, and cutting oils. The main body of the instrument is made of copper to maximize 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 Brix 0 to 80% 1.0% ±1%

High Concentration Alcohol Refractometer ATC for Alcohol and Brix, Alcohol Meter

The RHW-80aA Handheld Alcohol Refractometer measures the percentage of alcohol and sugar content in high alcohol solutions, with a measurement range of 0-80% Alcohol and 0-20% Brix. Ideal for quality control for spirits and liquors, as well as other high alcohol content solutions. Copper body for improved durability and accuracy. This model has Automatic Temperature Compensation(ATC). Models without ATC are also available for a lower cost. Measurement Specifications Scale(s) Ranges Resolution Accuracy Brix 0 to 20% 0.2% ±0.2% Alcohol 0 to 80% 1% ±1%

5-in-1 Coolant DEF(Adblue) Refractometer ATC, Coolant Freezing Point Tester for Ethylene Propylene Battery Fluid Adblue Windshield Cleaner

The RHAN-605A handheld antifreeze, DEF(Adblue) and battery fluid refractometer can be used to measure the freezing temperature (in ℃) of automotive antifreezes and automotive windshield cleaning fluids, the urea concentration of DEF, and the specific gravity (SG) of battery fluids. The specific parameters are shown in the following table. This model is a universial tool that is commonly used in automotive maintenance and battery servicing. The instrument body is made of copper material to maximize measurement accuracy and durability. It also has an Automatic Temperature Compensation function (ATC), which can provide accurate readings at different ambient temperatures. Measurement Specifications Scale(s) Measurement Range Resolution Accuracy Ethylene -50℃ to -25℃ 5℃ ±5℃ Propylene -50℃ to -25℃ 5℃ ±5℃ Battery Fluid 1.100 to 1.300 SG 0.01sg ±0.01sg Adblue 30 to 35% 0.5% ±0.5% Cleaner -40℃ to -10℃ 1℃ ±1℃

High Concentration Brix Refractometer with ATC, Brix Meter for High Sugar Content

The RHB-92A model handheld Brix refractometer measures sugar concentration level in the liquid. It features a measurement range of 58 to 92% Brix, with an accuracy of ±0.5%. This model is suitable for measuring Brix levels in highly concentrated solutions, such as concentrated juices, honey and syrups, and concentrated beverages. The main body of the instrument is made of copper to maximize 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 Brix 58 to 92% 0.5% ±0.5%

Handheld Alcohol Refractometer ATC for Beer, Beer Wort Meter for Beer Brewing

The RHW-1.10A Handheld Alcohol Refractometer is specifically designed for beer quality control. It measures the wheat concentration in beer, with a measurement range of 1.000 to 1.100 SG, and an accuracy of ±0.002 SG. This model is ideal for quality control during beer brewing. The main body of the instrument is made of copper material to maximize measurement accuracy and durability. This model has Automatic Temperature Compensation(ATC). Models without ATC are also available for a lower cost. Measurement Specifications Scale(s) Ranges Resolution Accuracy Bear wort 1.00 to 1.10SG 0.002SG ±0.002SG

5 in 1 Coolant DEF(Adblue) Refractometer ATC, Automotive Coolant Tester for Battery Fluid Windshield Cleaner

The RHAN-504A handheld coolant, DEF(Adblue) and battery fluid refractometer measures the freezing temperature (in ℃) of ethylene glycol or propylene glycol bsed automotive antifreezes and windshield cleaning fluids, urea concentration in the viechle's DEF, and the specific gravity (SG) of battery fluids. The specific parameters are shown in the following table. This model is a universial tool that 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 for 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 Adblue 0 to 40% 5% ±5% Wiper fluid -40 to 0℃ 10℃ ±5℃

Handheld Contact Lenses Hydration Refractometer ATC, Hydration Tester for Contact Lenses Water Content

The RHL35-80A Handheld Contact Lenses Refractometer is design specifically to measure the percentage of water content in contact lenses, with a measurement range of 35 to 80% and an accuracy of ±1%. The main body of the instrument is made of copper materials to maximize measurement accuracy and durability. This model is equipped with an Automatic Temperature Compensation function (ATC). We also offer an economical version without ATC. Measurement Specifications Scale(s) Ranges Resolution Accuracy Water 35 to 80% 1.0% ±1%

Handheld Refractive Index Refractometer ATC, Refractive Index Meter for Sugar Content 1.435-1.52nD

The RHN1.44-1.52A Handheld Refractive Index refractometer is used to measure the refractive index in liquids, with a measurement range of 1.435 to 1.52 nD, and an accuracy of ±0.001ND. This model is suitable for measuring medium to high concentration solutions, including concentrated fruit and vegetable juices, beverages, and other food products. The main body of the instrument is made of copper to maximize 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 Redolution Accuracy Refractive Index 1.435 to 1.52nD 0.001nD ±0.001nD

Handheld Soymilk Refractometer ATC for Soymilk Concentration

The RHD-25A model soymilk refractometer is design especially for the quality control of soymilk products. It measures the percentage of solids in soymilk, with a measurement range of 0-25% and an accuracy of ±1%. 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 offer an economical version without ATC. Measurement Specifications Scale(s) Ranges Resolution Accuracy SM 0 to 25% 1.0% ±1%

2 in 1 Low Concentration Salinity Refractometer with ATC, Portable Accurate Salinity Meter for Aquaculture

The RHS-10A handheld Salinity refractometer is used to measure the salt concentration and density in liquids. It is equipped with two sets of scales: salinity and density values, with specific parameters shown in the table below. 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 100‰ 1‰ ±1‰ Salt Density 1.000 to 1.070 g/mL 0.001 g/mL ±0.001 g/mL

Handheld Honey Refractometer ATC for Honey Moisture

• The RHH12-30A handheld honey refractometer is suitable for measuring the moisture content of honey, with a measurement range of 12% to 30% honey moisture and an accuracy of ± 0.1%. • The instrument body is made of copper material to maximize measurement accuracy and durability. • This model is equipped with Automatic Temperature Compensation (ATC) function, and we also offer an economy version without ATC. Measurement Specifications Scale(s) Ranges Min. Division Accuracy Honey 12 to 30% 0.1 ±0.1

Handheld Medical Protein Refractometer ATC for Serum P Urine SP.G Refactive Index

The RHC-200A Handheld Medical Protein Refractometer is a portable tool used in the medical and healthcare industry. measures the specific gravity of urine, serum protein and refractive index of human beings and animals. The measurement ranges can be found in the table below. 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) Ranges Resolution Accuracy Serum P 0 to 12g/dl 0.2 ±0.2 Urine SP.G 1.000 to 1.500sg 0.05 ±0.05 Refactive Index 1.330 to 1.360 0.0005 ±0.0005

Handheld Salinity Refractometer with ATC, Low Concentration Salinity Tester for Aquaculture 0-28% Salt Content

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%

Handheld Honey Refractometer with ATC, Honey Meter for Moisture Content

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%

3 in 1 Honey Refractometer with ATC, Honey Meter for Brix Baume Water

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%

Automotive Coolant Refractometer ATC, Coolant Tester for Ethylene, Propylene, Battery Fluid

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

3 in 1 Coolant Refractometer with ATC, Antifreeze Coolant Tester for Battery Fluid Concentration

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

2 in 1 Salinity and Brix Refractometer ATC, Salinity Meter Brix Meter for Salt Content and Sugar Content

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%

Inline Refractometer for N-methylpyrrolidone (NMP) Concentration

The ZXRN0-100 model inline refractometer is designed to measure the concentration of N-methylpyrrolidone (NMP). Specifically designed for lithium battery manufacturing and related chemical processing; High durability saphhire prism and stainless steel body; Equipped with Automatic Temperature Compensation (ATC); Provides three readings: NMP, nD, Temperature. Specifications found below. Measurement Specifications Measurement Parameters Range Resolution Accuracy NMP Concentration 0.00-100.00% 0.01% ±0.01% Refractive Index (nD) 1.33299 - 1.47285 0.00001 ±0.00001 Temperature 5°C to 100°C 1℃ ±1℃

Inline Brix Refractometer for Sugar Content Concentration

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℃

4mm Two-Way 120° Articulating Borescope, Industrial Endoscope Videoscope

The two-way articulating industrial borescope is a compact, high-precision inspection tool with dual-directional bending, ideal for visual inspections in confined or complex spaces across industries such as aviation, automotive repair, and infrastructure maintenance. Probe as thin as 4 mm in dismeter, up to 3 m in length 3.5-inch Monitor with reinforced glass and UV protection IP67 rated, waterproof up to 1m (3.3ft) Specifications Probe Diameter Probe Length Articulation Angle 4 mm (0.157 in) 1m (3.28 ft) 2-way ±120° 6 mm (0.236 in) up to 3m (9.84 ft)

6mm Four-Way 120° Articulating Borescope, Industrial Endoscope Videoscope

The four-way articulating industrial borescope is a compact and durable inspection device featuring flexible probe movement in four directions. It delivers clear imaging, easy operation, and multi-angle observation capabilities, making it ideal for precise inspections in aerospace, automotive maintenance, construction, and other industrial applications. - 4-way up, down, left and right articulation - Probe as thin as 6 mm in dismeter, up to 3 m in length - 3.5-inch monitor with reinforced glass and UV-resistant design - IP67 Waterproof up to 3.3FT (1M) / Dustproof Specifications Diameter Length Articulation Angle 6 mm (0.236 in) up to 2m (2.56 ft) 4-way ±120° 7.5 mm (0.295 in) up to 3m (9.84 ft)

brix refractometer

salinity refractometer

coolant/def refractometer

wine/grape refractometer

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