The portable refractometer is used to continuously measure the refractive index of the medium during the process. It can mainly measure the temperature and density of medium, including salinity, milk, brix, alcohol, antifreeze, coolant, wine and honey, and also can be used for beer brewing. A refractometer is a scientific instrument used to measure the refractive index of a substance. This measurement indicates how much light bends when passing through a sample, which can be used to determine the concentration of dissolved substances or identify the substance itself. Refractometers are versatile tools used across various fields, including food and beverage production, pharmaceuticals, and even automotive maintenance. Here's a more detailed look at the uses:1. Food and Beverage Industry: Quality Control: Refractometers are vital for ensuring product consistency and quality in various food and beverage applications. Concentration Measurement: They measure the concentration of sugars (like in fruit juices, syrups, and jams), salts (in sauces and marinades), and other dissolved solids. Brewing: Refractometers are used to assess the progress of fermentation and determine the sugar and alcohol content in beer and wine. Honey Analysis: Beekeepers use refractometers to check the water content and nutrient levels in honey. 2. Pharmaceuticals and Chemical Production: Identifying Substances: Refractometers help identify and analyze the composition of various chemical compounds and pharmaceutical products. Quality Control: They ensure the purity and concentration of ingredients in pharmaceutical formulations. 3. Automotive Industry: Antifreeze and Coolant Analysis: Refractometers can measure the freezing point of engine coolants (like ethylene glycol and propylene glycol) and the condition of battery electrolyte. 4. Other Applications: Aquarium and Seawater Analysis: Refractometers help determine the salinity of aquarium water. Medical Applications: In human and veterinary medicine, refractometers can be used to analyze urine samples. How it is Work Refractometers work by measuring the bending of light (refraction) as it passes through a sample. This bending is related to the refractive index, which is a property of the substance. The refractive index can be used to determine the concentration of dissolved substances or to identify the substance itself.