Portable Colorimetric Measurement Device

The portable color difference meter illuminates the surface of an object with its built-in light source, and the sensor receives the reflected light and converts it into an electrical signal. The processor then compares the L*a*b* values of the sample with the standard color. It is used for on-site rapid detection of color consistency in products such as paints and plastics, ensuring control over color variations in production batches.
Selection
When selecting, consider matching the measurement aperture to the sample size, support for internationally recognized color spaces, and check the instrument's repeatability metrics. Ensure the operation interface is simple, battery life meets on-site needs, and the device's protection rating is suitable for workshop environments. Data interfaces must be compatible with existing management systems.

Terms

Standards

Instruments

Colorimetric measurement using ferrous sulfate method, Measurement range 0~ 150mg/L, providing 100 tests to ensure accurate determination of nitrite concentration.

$ 202.00

The imported cold light source does not need to be preheated for 100,000 hours, supports 0.001mg/L high Sensitivity detection, digests Colorimetric integrated tube to make the measurement safe and fast, can store 4000 sets of data and support multi-mode power supply.

$ 4721.00

Measurement range 0~ 1.5mg/L, resolution 0.01mg/L, eliminating human error and improving measurement accuracy.

$ 262.00

Adopt digestion Colorimetric integrated tube design for safer and more convenient detection; minimum display value of 0.001mg/L, high Sensitivity; built-in rechargeable lithium battery, support long standby, power only 0.3W, strong portability.

$ 4882.00

Measurement range 0.02~ 25mg/L, resolution 0.01mg/L, Repeatability ≤ 3%, Linearity +/- 3% FS, eliminating human error.

$ 262.00

Colorimetric integrated tube with digestion is used to realize detection integration, the detection limit is 0.01mg/L, Optical inspection Stability ≤ +/- 0.001A/20min, supports multiple power supply modes and wireless data transmission, and the portable design is suitable for on-site rapid detection.

$ 816.00

Measurement range 0~ 150mg/L, 10mL Colorimetric Encasement, 25/box, suitable for rapid detection of chemical oxygen demand in water quality.

$ 169.00

Optical inspection Colorimetric detection principle, eliminate human error, measurement resolution of 0.1mg/L, Repeatability ≤ 2%, suitable for indoor and outdoor water quality testing environment.

$ 240.00

Measurement range 0~ 1500mg/L, 10mL Colorimetric tube Encasement, 25 boxes convenient for batch use, suitable for water quality chemical oxygen demand detection and analysis.

$ 169.00

Colorimetric digestion integrated tube operation, no need to transfer liquid, Measurement range 0~ 250mg/L, detection limit of 0.5mg/L, multiple measurements of water samples to take the average value to reduce errors, suggesting detection of abnormalities.

$ 2913.00

Colorimetric digestion integrated tube operation, no need to transfer liquid; Measurement range 0~ 20mg/L, detection of the lower limit of 0.01mg/L; multiple measurements of water samples and remove abnormal values, improve accuracy; with abnormal detection prompt function.

$ 2203.00

The imported cold light source does not need to be preheated for 100,000 hours, supports 0.001mg/L high Sensitivity detection, is equipped with a digestion Colorimetric integrated tube to achieve safe and fast measurement, and has 4000 sets of data storage and a variety of transmission interfaces.

$ 5528.00

Colorimetric integrated tube design is adopted, with a detection limit of 0.5mg/L, high temperature digestion at 125 ° C, built-in 4000 data storage and a variety of transmission interfaces to meet the needs of on-site rapid detection.

$ 2913.00

With 20 °, 60 °, 85 ° three angle measurement capability, Measurement range 0-199.9GU, using portable design using No. 5 battery power supply, suitable for field and no power field use, measurement diaMeter is 16x48mm rectangular window.

$ 469.00

Adopt digestion Colorimetric integrated tube design, detection limit of 0.02mg/L, support 125 ℃ closed digestion, built-in imported cold light source life of 100,000 hours, can store 4000 sets of data and support multi-mode power supply.

$ 2203.00

Articles

The necessity of a standard light source box in visual color comparison and color difference assessment of coatings.
In the production of coatings, accurate color evaluation is crucial. Visual color comparison is easily affected by light, as natural light is unstable, and different lighting conditions can make colors appear different.
Colorimeter controls batch color difference in plastic and rubber films.
This article primarily discusses how to use a colorimeter to control color differences in the production of plastic and rubber films. It explains the working principle of the colorimeter, which involves converting colors into numerical values represented by L, a, and b values, and then calculating the color difference.
Colorimeter evaluates the change in yellowing index of transparent resin.
This article introduces how to use a colorimeter to measure the yellowing index changes in transparent resin. Transparent resin can turn yellow over time or due to environmental influences, and the yellowing index can quantify the degree of color change.
Colorimeter evaluation of color difference in anodized coloring layers
This article explains how colorimeters are used to evaluate color differences in anodized coloring layers. It describes how colorimeters convert colors into numerical values based on international standards and quantify color variations by calculating the color difference ΔE.
Reflectometer for measuring the hiding power of colored paint coatings
This article introduces the method of using a reflectometer to measure the hiding power of colored paint coatings. Hiding power refers to the ability of a coating to conceal differences in the underlying color. Traditional methods relying on visual judgment are prone to subjective influences, while instrumental measurement offers greater objectivity and accuracy.
Application of Colorimeters in Color Management for Packaging and Printing
This article mainly discusses the application of colorimeters in color management for packaging and printing. A colorimeter is an instrument used to measure color, capable of converting colors into numerical values, such as representing them with L*a*b* values.
Multi-angle colorimeter detects color changes in pearlescent coatings.
Pearlescent coatings contain special flake pigments that produce color effects that vary with the viewing angle, known as "goniochromism." Traditional single-angle measurements struggle to accurately capture this characteristic.
Application of Colorimeters in Controlling Color Differences in Paint Batches
This article introduces the role of colorimeters in controlling color consistency in paint production. Since human judgment of color is easily influenced by lighting and subjective factors, colorimeters quantify color differences in the CIELAB color space by measuring spectral data, providing an objective basis for production.
Application of Colorimeter and Color Matching Box in Pigment Color Inspection
A colorimeter and a light booth are two primary tools in pigment color inspection. The colorimeter measures color through photoelectric principles, while the light booth provides a standardized light source environment for visual evaluation of color effects, metamerism, and other phenomena.
A spectrophotometer uses digital language to describe colors, making color differences impossible to hide.
A spectrophotometer measures the color of an object through spectral analysis, converting reflected light data into spectral curves. It then calculates chromaticity parameters such as L*a*b* based on international standards, achieving a digital representation of color.
How to Interpret Color Difference Lab Values Measured by a Spectrophotometer? Save This Color Difference Judgment Standard Now!
This article explains how spectrophotometers measure and evaluate color differences using the Lab color space. In the Lab values, L represents lightness, while a and b indicate the red-green and yellow-blue color biases. The color difference ΔE is calculated using a formula to quantify the variation between a sample and the standard.