Refractometer

Refractometers are essential analytical tools widely used in laboratories to measure the refractive index of liquids. This property is crucial for determining concentration levels of various solutions, which is vital in fields such as chemistry, biology, and food science.
With advancements in technology, refractometers have evolved into sophisticated devices that provide rapid and accurate measurements. Selecting the right type for your laboratory needs ensures optimal results and efficiency in your analytical tasks.
Types of refractometer your laboratory may need
Digital Refractometer

The Digital Refractometer offers precise readings with user-friendly digital displays, making it ideal for rapid analysis in laboratories. These devices often include features such as automatic temperature compensation, enhancing accuracy across various conditions.
Perfect for food and beverage industries, these refractometers allow for quick checks on sugar content, salinity, and other important metrics, ensuring quality control in production processes.
Optical Refractometer

Optical Refractometers utilize light refraction to measure the refractive index of a sample. They are ideal for laboratory environments where high accuracy is required, particularly in chemical analysis.
These devices can be used to assess a wide range of substances, including oils, syrups, and other liquids, making them versatile tools for various applications in research and quality control.
What you should know before selecting a refractometer and making an investment
Key factors to consider

Before purchasing a refractometer, consider factors such as the type of samples you will analyze, the required accuracy, and the device's ease of use. Proper calibration and maintenance are also crucial for reliable results over time.
Each application may demand different features, so understanding your laboratory's specific needs will guide you in selecting the most suitable model.
Market price range

The price of refractometers can vary widely based on features and specifications. Basic models may start at a lower price point, while advanced digital refractometers with additional functionalities can cost significantly more.
It's essential to balance your budget with the quality and capabilities required for your laboratory's applications, ensuring you invest wisely in equipment that meets your needs.
Value for money

When evaluating refractometers for investment, consider the long-term benefits they bring to your laboratory. Devices that offer accuracy, reliability, and ease of use can lead to more efficient workflows and better quality results.
Investing in a high-quality refractometer can ultimately save costs by reducing errors and ensuring consistent performance in your analytical processes.
Expected lifespan based on use and maintenance

The lifespan of a refractometer is influenced by its usage frequency and the level of maintenance it receives. Regular cleaning and proper handling can extend the life of the device significantly.
Understanding the manufacturer's guidelines for care and maintenance will help ensure that your refractometer remains in optimal working condition for years to come, maximizing your investment.
REFRACTOMETER KALSTEIN
Discover refractometer for your laboratory
Explore our range of high-quality refractometers designed to meet various laboratory needs. With options for both digital and optical measurements, Kalstein provides reliable instruments for accurate analysis.

Optional Refractometers Accesories YR05968-OP1 // YR05968-OP3
The Optional Refractometers Accessories YR05968-OP1 // YR05968-OP3 offer exceptional quality and functionality for professionals in need of reliable r
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Beer Refractometers YR05939 // YR05943
The Beer Refractometers YR05939 and YR05943 are essential tools for brewers keen on quickly measuring the sugar density in their brews. These handheld
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Digital Brix+Salinity Refractometers YR05961 // YR05965
The Digital Brix+Salinity Refractometers YR05961 // YR05965 are precision instruments designed to accurately measure the concentration of soluble soli
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Salinity Digital Refractometer YR05953 // YR05960
The Salinity Digital Refractometer YR05953 // YR05960 is an innovative device designed to accurately measure the salinity of solutions like sodium chl
View productOur best-selling refractometer

ATC Car Refractometers YR05916 // YR05930
The ATC Car Refractometers YR05916 // YR05930 are precision instruments designed to provide accurate measurements in vehicle cooling systems. These models, equipped with a °C unit system and ATC (Auto Temperature Compensation), allow users to determine the freezing point of both ethylene glycol and propylene glycol-based cooling systems. Additionally, they can measure the concentration of these compounds in antifreeze fluids. The inclusion of a scale for windshield cleaning fluid freezing points further enhances their utility. Constructed with high-quality materials, these refractometers ensure durability and reliable performance.
Market Price
The price range for similar refractometers in the market generally falls between $70 and $210. Such pricing reflects the advanced features and high-quality construction that these instruments offer, making them a valuable tool for automotive professionals and enthusiasts alike.
Frequently Asked Questions
- What does ATC mean? ATC stands for Auto Temperature Compensation, a feature that ensures precise readings by adjusting for temperature variations during measurements.
- Can this refractometer be used for different automotive fluids? Yes, besides antifreeze fluids, it can measure windshield cleaning fluids and urea concentration in AdBlue.
- How do I calibrate the refractometer? The refractometer is easy to calibrate using standard solutions or distilled water according to the included instructions.
Advantages and Disadvantages
The main advantages of these refractometers include high precision, user-friendly calibration and focusing, and no need for external power sources as they use ambient light. However, using them requires a basic understanding of using optical instruments, which might be a learning curve for some users.
Field Use
In practical scenarios, these refractometers are invaluable for maintaining optimal vehicle performance through accurate cooling system analysis. Technicians often use them to ensure the correct fluid concentration, preventing costly repairs and improving engine efficiency.
Recommendations
For best practices, always ensure the refractometer is clean and calibrated before use. Store it in a protective case to maintain its optical integrity and accuracy. Regularly check for scratches or wear on the optical surfaces.
Features
- High quality body construction
- Uses ambient light only, no batteries needed
- Easy to focus and calibrate
- Non-slip rubber cushioning for comfort
- Equipped with ATC for accurate measurements
- Durable and long-lasting design
Technical Specifications
| Model | Description | Measurement Range | Min. Div. | Accuracy | ATC | ATC Temp. | Material |
| YR05916 | Car ATC E:-60°C--0°C P:-50°C-0°C B:1.100-1.400sg optical | B:1.000-1.400sg, E:-60℃-0℃, P:-50℃-0℃, | 0.01sg 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05917 | Car ATC E:-60°C--0°C P:-50°C-0°C B:1.100-1.400sg optical | B:1.000-1.400sg, E:-60℃-0℃, P:-50℃-0℃ | 0.01sg 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05918 | Car ATC E:-60°F-32°F P:-50°F-32°F B:1.15-1.30sg optical | B:1.15-1.30sg, E:-60°F-32°F, P:-50°F-32°F | 0.01sg 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05919 | Car ATC E:-60°F-32°F P:-50°F-32°F B:1.15-1.30sg optical | B:1.15-1.30sg, E:-60°F-32°F, P:-50°F-32°F | 0.01sg 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05920 | Car ATC E:-50°C-0°C P:-50°C-0°C B:1.15-1.30sg optical | B:1.15-1.30sg, E:-50℃-0℃, P:-50℃-0℃ | 0.01sg 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05921 | Car ATC E:-50°C-0°C P:-50°C-0°C B:1.15-1.30sg optical | B:1.15-1.30sg, E:-50℃-0℃, P:-50℃-0℃ | 0.01sg 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05922 | Car ATC E:-50°C-0°C P:-50°C-0°C C:-40°C-0°C B:1.15-1.30sg | E:-50°C-0°C P:-50°C-0°C C:-40°C-0°C B:1.15-1.30sg | 0.01sg 5℃ 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05923 | Car ATC E:-50°C-0°C P:-50°C-0°C C:-40°C-0°C B:1.15-1.30sg | E:-50°C-0°C P:-50°C-0°C C:-40°C-0°C B:1.15-1.30sg | 0.01sg 5℃ 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05924 | ATC B:1.100-1.400sg E:-50°C-0°C P:-50°C-0°C C:-40°C-0°C | B:1.100-1.400sg E:-50℃-0℃ P:-50℃-0℃ C:-40℃-0℃ | 0.01sg 5℃ 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05925 | ATC B:1.100-1.400sg E:-50°C-0°C P:-50°C-0°C C:-40°C-0°C | B:1.100-1.400sg E:-50℃-0℃ P:-50℃-0℃ C:-40℃-0℃ | 0.01sg 5℃ 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05926 | ATC E:-70°C-0°C(-90°F-32°F),P:-60°C-0°C(-70°F-32°F)B:1.100-1.400sg | E:-70°C-0°C (-90°F-32°F) P:-60°C-0°C (-70°F-32°F) B:1.100-1.400sg | 5°C (10°F) 5°C (10°F) 0.01sg | ±5°C (10°F) ±5°C (10°F) ±0.01sg | Yes | 0-30°C | Pure aluminium |
| YR05927 | ATC E:-70°C-0°C(-90°F-32°F),P:-60°C-0°C(-70°F-32°F)B:1.100-1.400sg | E:-70°C-0°C (-90°F-32°F) P:-60°C-0°C (-70°F-32°F) B:1.100-1.400sg | 5°C (10°F) 5°C (10°F) 0.01sg | ±5°C (10°F) ±5°C (10°F) ±0.01sg | Yes | 0-30°C | Pure aluminium |
| YR05928 | ATC Adblue: 30%--35%B:1.100- 1.400sg E:-50°C-0°C P:- 50°C-0°C C:-40°C-0°C optical refractometer | Adblue: 30%--35%B:1.100-1.400sg E:-50℃-0℃ P:-50℃-0℃ C:-40℃-0℃ | 0.01sg 5℃ 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05929 | ATC Adblue: 30%--35%B:1.100- 1.400sg E:-50°C-0°C P:- 50°C-0°C C:-40°C-0°C optical refractometer | Adblue: 30%--35%B:1.100-1.400sg E:-50℃-0℃ P:-50℃-0℃ C:-40℃-0℃ | 0.01sg 5℃ 5℃ 5℃ | ±0.01sg ±5℃ ±5℃ ±5℃ | Yes | 0-30°C | Pure aluminium |
| YR05930 | RHA-801 ATC 0-40% Urea Concentration AD Blue Optical | 0%-40% Urea Concentration | 0.2%Urea Concentration | ±0.2%Urea Concentration | Yes | 10-30° C | Pure aluminium |
Detailed analysis of refractometer for an effective and safe choice

Unlocking the Potential of Optional Accessories for Digital Refractometers
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Unlocking the Potential of Kalstein's Optical Refractometers
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Digital Refractometers: Accuracy and Speed in Laboratory Analysis
Digital refractometers are essential tools in modern laboratories due to their ability to provide fast and accurate measurements. The Kalstein brand, known for its commitment to innovation and quality, offers refractometers that meet the highest industry standards. These devices are vital for various applications, from liquid analysis to scientific research.
refractometer offer catalog

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