At Fuzhou Lindian Technology, we offer a range of handheld refractometers ideal for use in laboratories, research institutions, and educational environments. Designed for accuracy, ease of use, and long-term durability, our instruments support teaching, experimentation, and analytical work across a wide range of disciplines.
For Laboratories
Our refractometers are used for:
With models available in various measurement ranges and units, our instruments offer versatility for professional laboratory use—from food science and chemistry to agricultural and environmental testing.
For Schools and Universities
Simple, robust, and affordable, our handheld refractometers are excellent tools for:
Built with optical glass prisms and durable copper alloy bodies, our refractometers provide clear, reliable readings and are designed to withstand regular classroom and lab use.
| Categories | Suitable Samples | Measurement sample range | Materials | Model |
| Special Applications | Soy milk, soybean milk, soybean powder solution, plant protein drinks | SM 0-25% |
Using solid copper for key parts like the prism base and eyepiece |
RHD-25A |
| Contact lens care solution, contact lens rewetting drops | Water 35-80% | RHL35-80A | ||
| Serum, plasma, urine | Serum p 0-12G/DL Urine sp.g 1.000-1.500SG Refactive index 1.330-1.360 |
RHC-200A | ||
| Salinity | Low-salt pickled vegetables, mild-tasting sauces, soups, seasoning sauces, and other liquid foods with low salt content | Salinity 0-100‰ Salt density 1.000-1.070 g/mL |
RHS-10A | |
| Brix | Citrus fruits, peaches, pears, low-alcohol fruit wine, beer | Brix 0-18% | RHB-18A | |
| Apple, pear, strawberry, watermelon, tomato, carrot juice, pumpkin juice, freshly squeezed fruit juice,beverages, wine grapes, sweet milk, yogurt, ice cream mix | Brix 0-32% | RHB-32A | ||
| High maltose syrup, industrial-grade glucose syrup, preserved fruits, concentrated honey | Brix 58-90% Baume 38-43 Water 12-27% |
RHB-90A | ||
| Honey | Unripe honey, honey processed products, honey-containing mixed foods | Honey 12-30 | RHH12-30A | |
| Alcohol | Wine ,lychees, longans, and mangoes, high-sugar fruit juice drinks, low-alcohol fermented wines, and alcohol-containing seasoned foods | Alcohol 0-25% Brix 0-40% |
RHW-25bA | |
Ultimate 5 in 1 Ethylene Propylene Battery Fluid DEF (Adblue) Windshield Cleaner Fluid |
Vehicles or industrial equipment suitable for extremely cold winter environments such as Northern Europe and Russia, conventional lead-acid batteries, medium and low temperature cleaning agents |
Ethylene -50℃ to -25℃ Propylene -50℃ to -25℃ Battery Fluid 1.100-1.300sg DEF 30-35% Cleaner -40℃ to -10℃ |
RHAN-605 |
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Mixed working conditions in temperate to frigid regions, full-range battery testing, DEF stock solutions and dilutions, universal anti-freeze cleaning agents |
Ethylene -50℃ to 0℃ Propylene -50℃ to 0℃ Battery Fluid 1.100-1.400sg DEF 0-40% Cleaner -40℃ to 0℃ |
RHAN-504 |
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Address : Fuzhou, China
Call Us: +86-28056201
Email: shawnlin@refractometer.com.cnEmail: sales@refractometer.com.cn
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