Heilongjiang Junhe Building Materials Technology Co., Ltd , https://www.junhejiancai.com
Conducive to rapid measurement of refractive index to identify ethanol concentration
Alcohol concentration meters, also known as alcohol meters, ethanol concentration meters, or alcohol testers, are precision optical instruments designed to measure the alcohol content in aqueous solutions such as liquor and industrial alcohol. These devices are user-friendly, cost-effective, and widely used in various industries. To use one, simply place a few drops of the liquid on the prism and observe the light through the eyepiece. This method allows for quick and accurate readings of the solution's alcohol concentration.
Liquor is a popular beverage worldwide, but unfortunately, some unscrupulous vendors in certain regions have been selling counterfeit products by mixing industrial ethanol with water and other substances, falsely labeling them as genuine liquor. Some of these substitutes can be even more harmful than regular alcohol, leading to severe health issues like vision loss, blindness, and even death. This dangerous practice highlights the urgent need for a fast and reliable way to distinguish between ethanol and methanol.
The refractive index plays a key role in identifying ethanol and methanol. Although their densities are very similar, their refractive indices differ significantly. This makes refractometers an effective tool for rapid identification. In China, several standards regulate the measurement of ethanol and methanol, including GB/T 394.1-94, GB 6820-92, GB 10343-89, and GB 298-92. However, measuring methanol content typically requires complex equipment and reagents, which is why many users rely on alcohol meters to check ethanol levels instead.
The Alcohol Refractometer (Liquor Series) is an intuitive and efficient device for determining ethanol concentration in aqueous solutions. It not only measures alcohol content but also helps assess sugar levels in grape juice, making it valuable in winemaking and food production. The PET-109 model is particularly versatile, offering a wide measurement range from 0% to 45%. With features like temperature compensation, this instrument ensures accurate results at 20°C, making it essential for scientific research, quality control, and alcohol production.
This device is simple to operate, requires minimal sample volume, and delivers fast, precise measurements. Its durability and ease of use make it ideal for both laboratory and field applications. By leveraging the principle of refractive index, alcohol refractometers provide a practical solution for ensuring product safety and quality in the beverage and chemical industries.