The whiteness meter produced by TRUIT is designed in accordance with GB/T 5950, GB/T 2913, GB/T 8940.1, GB/T 12097, GB/T 13025.2, ISO 2470 and other standards.
Widely used in papermaking, textile, plastics, paint, chemical and other industries. The blue light diffuse reflectance factor (R457) is mainly measured, called blue light whiteness or ISO whiteness. R457 whiteness specifies illumination with an approximate A light source with a peak wavelength of 457 nm for its effective spectrum.
Order Information：
TR 1360--Whiteness Meter
TR 3802--Powder Former
Input voltage | 220V AC 50Hz |
Irradiation light source | 10V/30W tungsten halogen lamp |
The whiteness formula | WB=R457 |
The indication range | 0.0～100 |
Display accuracy | 0.1 |
Indication error | ±2.5 |
Repetition error | ≤0.3 |
Dimensions | 280×270×340 mm |
Shipping weight | 7 kg |
