Refractometer

Refractometers are essential instruments in laboratories, used to measure the refractive index of liquids. They are vital for determining the concentration of solutes in various solutions, which is crucial in fields like chemistry, biology, and food science.
Kalstein offers a range of refractometers designed for precision and ease of use, ensuring accurate readings for your laboratory needs. Whether you need a digital or optical refractometer, we have the perfect solution to enhance your testing capabilities.
Types of refractometer your laboratory may need
Digital Refractometer

Digital refractometers provide quick and accurate measurements, displaying results on a digital screen. They are user-friendly and often equipped with features such as automatic temperature compensation, making them ideal for various laboratory applications.
These instruments are suitable for measuring sugar concentrations in beverages, salinity levels in water, and other solute concentrations in liquids, enhancing the efficiency of testing processes.
Optical Refractometer

Optical refractometers use light to measure the refractive index of a liquid. They are typically more affordable and do not require batteries, making them a reliable choice for various laboratory environments.
These devices are excellent for routine measurements in laboratories, providing accurate readings for sugar content, alcohol concentration, and other parameters critical in food and beverage industries.
What you should know before selecting a refractometer and making an investment
Key factors to consider

When selecting a refractometer, consider the type of measurements you need to perform. Different applications may require either a digital or optical model. Additionally, look for features such as temperature compensation, calibration options, and measurement range, which can significantly impact the instrument's usability.
It's also important to assess how frequently the refractometer will be used and the types of samples you will be analyzing to determine the best fit for your laboratory's needs.
Market price range

The price of refractometers varies widely based on their features and specifications. Entry-level models can be quite affordable, while high-end digital refractometers with advanced capabilities may come at a premium. Understanding your budget and the necessary features is crucial for making an informed decision.
Investing in a quality refractometer can lead to long-term savings through increased accuracy and efficiency in your laboratory processes.
Value for money

Value for money is an essential aspect when choosing a refractometer. Look for models that offer a good balance between price and features. Investing in a reputable brand with a warranty ensures you receive quality and support in case of malfunctions.
Consider long-term use and maintenance costs, as these factors can contribute to the overall value of your refractometer investment.
Expected lifespan based on use and maintenance

The lifespan of a refractometer depends on its usage frequency and maintenance practices. Regular cleaning and proper storage can significantly extend the life of the instrument. Understanding the expected lifespan of different models can help you choose one that aligns with your laboratory's workload.
It's also beneficial to consider the availability of replacement parts and service support when evaluating long-term investments.
REFRACTOMETER KALSTEIN
Discover refractometer for your laboratory
Explore our extensive range of refractometers designed for precision and reliability in laboratory settings. From digital to optical refractometers, each product offers unique features tailored to meet diverse testing needs.

Beer Refractometers YR05939 // YR05943
The Beer Refractometers YR05939 // YR05943 are high-precision optical tools designed to measure the sugar content in beer wort quickly and accurately.
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Digital Brix+Salinity Refractometers YR05961 // YR05965
The Digital Brix+Salinity Refractometers YR05961 // YR05965 are cutting-edge instruments designed for precise measurement of soluble solids concentrat
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Brix Digital Refractometer YR05944 // YR05952
The Brix Digital Refractometer YR05944 // YR05952 is expertly crafted to measure the concentration of dissolved solids, primarily sugars, in aqueous s
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Salinity Digital Refractometer YR05953 // YR05960
The Salinity Digital Refractometer YR05953 // YR05960 is a versatile device designed for accurately measuring the salinity of solutions such as sodium
View productOur best-selling refractometer

Brix Refractometers YR05872 // YR05884
Price in the Market
When looking to purchase a Brix refractometer, you might notice a range of pricing in the market. While the price for many quality refractometers usually falls between $75 and $220, these units provide an affordable yet reliable solution. It’s recommended to explore the exact offerings and features of each model to find the best match for your specific needs.Frequently Asked Questions
- What is Brix in refractometers? Brix is the measure of sugar content in a solution, represented in percentage terms.
- Do these refractometers require a power source? No, they use ambient light, which eliminates the need for batteries or external power.
- How do I calibrate the refractometer? Each unit is easy to calibrate with a simple turn of the calibration screw, using distilled water.
Advantages and Disadvantages
The Brix Refractometers offer several advantages, including durable construction, easy usage, and no need for a power source. The Auto Temperature Compensation (ATC) provides accurate readings in varying temperature conditions. However, for beginners, understanding the calibration might require a slight learning curve.Use of the Product in the Field
These refractometers are perfect for field use due to their portability and ease of use. For grape and vegetable growers, a quick sample of juice can provide invaluable data on ripeness and harvesting time, improving crop quality. Home brewers will find them useful in monitoring sugar levels for fermentation processes.Recommendations
To ensure optimal performance of your refractometer, regularly clean the prism surface after each use to prevent residue buildup. Moreover, keeping the refractometer in a padded case during transport can help maintain its calibration settings and overall condition.Features
- High-quality body construction
- Requires no battery or power source
- Easy focusing and calibration
- Soft, comfortable, non-slip rubber cushioning
- Auto Temperature Compensation (ATC) functionality
- Durable and designed for longevity
Technical Specifications
| Model | Description | Measurement Range | Min. Div. | Accuracy | ATC | ATC temp. | Material |
| YR05872 | ATC Brix 0-5% optical refractometer | 0-5%Brix | 0.1%Brix | ± 0.10%Brix | Yes | 10-30° C | Pure aluminum |
| YR05873 | ATC Brix 0-10% optical refractometer | 0-10%Brix | 0.1%Brix | ± 0.10%Brix | Yes | 10-30° C | Pure aluminum |
| YR05874 | ATC Brix 0-18% optical refractometer | 0-18%Brix | 0.1%Brix | ± 0.10%Brix | Yes | 10-30° C | Pure aluminum |
| YR05875 | ATC Brix 0-20% optical refractometer | 0-20%Brix | 0.1%Brix | ± 0.10%Brix | Yes | 10-30° C | Pure aluminum |
| YR05876 | ATC Brix 0-32% optical refractometer | 0-32%Brix | 0.2%Brix | ± 0.20%Brix | Yes | 10-30° C | Pure aluminum |
| YR05877 | ATC Brix 0-50% optical refractometer | 0-50%Brix | 0.5%Brix | ± 0.50%Brix | Yes | 10-30° C | Pure aluminum |
| YR05878 | ATC Brix 0-55% optical refractometer | 0-55%Brix | 0.5%Brix | ± 0.50%Brix | Yes | 10-30° C | Pure aluminum |
| YR05879 | ATC Brix 28- 62% optical refractometer | 28-62%Brix | 0.2%Brix | ± 0.20%Brix | Yes | 10-30° C | Pure aluminum |
| YR05880 | ATC Brix 45- 82% optical refractometer | 45-82%Brix | 0.5%Brix | ± 0.50%Brix | Yes | 10-30° C | Pure aluminum |
| YR05881 | ATC Brix 58- 92% optical refractometer | 58-92%Brix | 0.5%Brix | ± 0.50%Brix | Yes | 10-30° C | Pure aluminum |
| YR05882 | ATC Brix 0-80% optical refractometer | 0-80%Brix | 1%Brix | ± 1.0%Brix | Yes | 10-30° C | Pure aluminum |
| YR05883 | ATC Brix 0-90% optical refractometer | 0-90%Brix | 1%Brix | ± 1.0%Brix | Yes | 10-30° C | Pure aluminum |
| YR05884 | ATC 58-90%Brix 38-43Be’ 12-27%water LED optical Refractometer | 0-90%Brix | 1%Brix | ± 1.0%Brix | Yes | 10-30° C | Pure aluminum |
Detailed analysis of refractometer for an effective and safe choice

Refractometer: The Optical Scientific Pivot in Your Laboratory - A Distinctive Advantage from Kalstein
Refractometers, essential tools in any high-ranking scientific laboratory, are precise optical instruments used to measure refractive indices in different materials. As a globally renowned manufacturer, Kalstein offers a wide range of refractometers models with unmatched quality and precision.

Refractometers How many types are there?
A refractometer is an optical instrument that measures the refractive index of a substance. In obtaining this index, different properties of the element can be calculated, such as the concentration of blood protein, urinary density, sugar content or salinity.

Refractometer: What do they measure?
The refractometer is an optical device that serves to measure the percentage of soluble solids in a liquid solution, this instrument uses the physical principle of total refraction of light, which originates from the concentration and type of substance dissolved in a liquid solution.

Discover the Precision and Versatility of Brix Refractometers
Brix Refractometer, Brand Kalstein As someone familiar with laboratory equipment, particularly Brix refractometers, I can assure you that the Kalstein Brix Refractometer stands out for its precision and reliability. Reviews often highlight its robustness and high quality, reflecting the trust users place in the Kalstein brand. This refractometer is invaluable for accurate measurements, a claim bac
refractometer offer catalog

ATC Car Refractometers YR05916 // YR05930
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Optional Refractometers Accesories YR05968-OP1 // YR05968-OP3
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Brix Refractometers YR05872 // YR05884
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Digital Clinical Refractometer YR05966 // YR05968
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Beer Refractometers YR05939 // YR05943
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Digital Brix+Salinity Refractometers YR05961 // YR05965
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Brix Digital Refractometer YR05944 // YR05952
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Salinity Digital Refractometer YR05953 // YR05960
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Complete guides to choose refractometer

Discover the Precision and Versatility of Kalstein Refractometers
Kalstein Refractometers: A Leading Choice in Precision Measuring Instruments When it comes to laboratory equipment, it's essential to have tools that are not only precise but also versatile and easy to use. Kalstein Refractometers have emer
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Characteristics of refractometers
Refraction can be defined as the change of radiation direction when passing from one material to another, this phenomenon is associated with the differences in the speed of light propagation in the two media. The method to calculate the ref
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How is Food Analyzed with the Refractometer?
The refractometer is an instrument that is used in laboratories to obtain sugar levels, sodium chloride, degrees Brix expressed in percentage (%), fructose, glucose in syrups, oils, juices, among others. This new equipment calculates the re
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How do I read the Refractometer?
The refractometer is an optical laboratory instrument designed to measure sugar, alcohol or salt content in Brix, depending on the type of sample. This type of measurement is usually applied in the food and beverage industries, among others
Leer másFrequently asked questions about Refractometer
How to know the prices of Refractometer?
To know the price of Refractometer, please send us an email with your request through the contact form AQUI.
What are the delivery times for Refractometer?
Delivery time depends on stock availability and freight type (air or sea). In stock: air 15-30 days, sea 45-60 days. Out of stock: air 30-60 days, sea 60-90 days.
How to make a purchase of Refractometer?
You can buy by email ([email protected]), phone (+33 (0) 1 70 39 26 50) or through the official Kalstein website in your country.
How does the warranty work for Refractometer?
All Kalstein equipment comes with a 1-year warranty against manufacturing defects. The warranty does not cover damage from improper installation or misuse. See our «terms and conditions» AQUI.
Can I request a quote online for Refractometer?
Yes, you can request a quote for the Kalstein equipment you are interested in directly from our official website. Click AQUI.