Refractometers (265 items)
Digital Refractometer, Ethylene Glycol / Propylene Glycol
Salinity Refractometer, 0-28% with ATC, +/-0.2% Accuracy
About Refractometers
Refractometers are precision instruments that measure the refractive index of a substance. They are used to determine the concentration of a solution, the purity of a liquid, or the identity of an unknown material. Refractometers can also be used to measure and monitor the quality control in many industrial processes.
Types of Refractometers
Refractometers come in different types and sizes depending on their intended use. Hand refractometers are typically small and portable, making them suitable for field measurements or quick tests in laboratories. Cooling lubricant refractometers have cooling systems built into them to ensure accurate readings even when testing hot materials.
How Refractometers are Made
Refractometers are made with durable materials such as stainless steel, aluminum, and glass. The optical components must be precisely aligned for accurate readings, so they often require calibration before use. Specialized coatings may also be applied to reduce glare or enhance light transmission.
Industries that use Refractometers
Refractometers are commonly used in food production, pharmaceuticals, chemical manufacturing, petroleum refining, water treatment plants and more. Professionals who work with these industries rely on refractometry to analyze liquids quickly and accurately.
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