Benchtop Powder Whiteness Meter

The powder whiteness meter simulates the human eye's perception of light by illuminating the sample with a standard light source and measuring the intensity of the reflected light. It then compares the results with known whiteness standards to derive a numerical value. This instrument is used for whiteness testing of powder materials in industries such as coatings and plastics, ensuring color consistency in products.
Selection
When selecting, consider measurement accuracy and sample compatibility to ensure the instrument meets industry standards. Focus on the stability and repeatability of the instrument, as well as the measurement fixtures suitable for the sample's form. Verify whether the calibration method is straightforward and if the data output functionality meets recording requirements. Evaluate maintenance costs and the technical service support provided by the brand.

Terms

Standards

Instruments

Can measure ISO blue light whiteness and fluorescence whiteness, support powder whiteness measurement, Repeatability ≤ 0.02, built-in thermal printer, data can be cached and power-off protection, equipped with RS232 interface for easy communication.

$ 1051.00

Using LED Illuminant and 45/0 illumination conditions, Measurement range 0~ 199.9, resolution 0.1, can detect Fluorescent Whitening Agent and measure increased whiteness, Repeatability ≤ 0.3.

$ 417.00

Can measure ISO whiteness and fluorescence whiteness, Repeatability ≤ 0.02, support data cache and power-off protection, equipped with RS232 interface for easy communication, suitable for powder and flake samples.

$ 953.00

Fully automatic one-click measurement of a variety of whiteness paraMeters, support chromaticity coordinates ≤ 0.001 High Accuracy, built-in thermal printer and RS232 interface, suitable for powder, paper and other samples.

$ 1818.00

Measurement range is 0~ 199.9. Opacity of thin sheet material can be measured. Data storage query function is provided. Stability and repRoducibility are high.

$ 361.00

Using R457 whiteness formula, blue light whiteness and fluorescence whiteness can be measured simultaneously, Repeatability ≤ 0.3, Operating temperature 5~ 35 ℃, optical path design is simple to ensure measurement accuracy and Repeatability.

$ 432.00

Repeatability of 0.2 for measurement of diffuse reflection factor using 457 nm blue wavelength can detect Fluorescent Whitening Agent and calculate fluorescence whiteness value, which is suitable for surface whiteness analysis of various materials.

$ 554.00

Using microcomputer control and high-quality imported components, Repeatability ≤ 0.02, can measure the blue light 457nm diffuse reflection factor and fluorescence whiteness F value, the optical path design is simple and reasonable to ensure accurate and stable measurement.

$ 656.00

Can measure ISO whiteness and fluorescence whiteness, equipped with diffuse ball diaMeter 150mm, test hole 19mm, support light scattering coefficient, absorption coefficient and other Optical inspection paraMeters, suitable for a variety of material surface whiteness analysis.

$ 1174.00

R457 blue light whiteness formula, Measurement range 0~ 199.9%, resolution 0.1, Basis Weight measurement of whiteness of fluorescent whitening objects and paper Opacity, suitable for a variety of materials surface flat samples.

$ 332.00

Measurement range is 0~ 199.9, Opacity of thin sheet material can be measured, Automatic calibration and Data storage function, Stability and repRoducibility are high, and system drift error is eliminated.

$ 507.00

Using blue light whiteness R457 standard, Measurement range 0~ 100, Repeatability ≤ 0.5, Basis Weight can reflect fluorescent whitening effect and accurate measurement paper Opacity.

$ 654.00

Constant pressure ensures uniform sampling, suitable for a variety of powder material testing, implementation of GB9087-88 and other standards, improve sampling accuracy and conformity.

$ 222.00

It can measure the blue light diffuse reflection factor (R457) and fluorescence whiteness, use d/o illumination observation geometry conditions, test hole diaMeter 30mm, can analyze whether the material contains fluorescent whitening agent and measure a variety of Optical inspection coefficients.

$ 1348.00

R457 blue light whiteness measurement, Indication Error +/- 2.5, repeatability error ≤ 0.3, equipped with 10V/30W halogen tungsten lamp light source to ensure stable reflection performance detection.

$ 687.00

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