Whiteness Index
Certain industries, such as paint, textiles and paper manufacturing, evaluate their materials and products based on standards of whiteness. Typically, this whiteness index is a preference rating for how white a material should appear, be it photographic and printing paper or plastics.
Thus Whiteness Index is a measure which correlates the visual ratings of whiteness for certain white and near-white surfaces.
The American Standards Test Methods (ASTM) has defined whiteness and yellowness indices. The E313 whiteness index is used for measuring near-white, opaque materials such as paper, paint and plastic. In fact, this index can be used for any material whose colour appears white.
Applications
- Coatings
- Food and Beverage
- Household Products
- Pharmaceuticals and Cosmetics
- Plastics
- Textiles
Title | Application | Part Number | Add to quotation cart |
---|---|---|---|
OnColor Lite | Chemicals | Coatings | Household Products | Plastics | Textiles | 400590 |
|
OnColor Premium | Chemicals | Coatings | Household Products | Plastics | Textiles | 400610 |
|
RT250 Elite Package RT 250 | Coatings | Food and Beverage | Household Products | Medical and Clinical Products | Plastics | 402505 |
|
RT300 (0/45) 7 mm aperture | Coatings | Food and Beverage | Household Products | Medical and Clinical Products | Plastics | 400300 |
|
RT305 (0/45) 4 mm aperture | Coatings | Food and Beverage | Household Products | Medical and Clinical Products | Plastics | 400305 |
|
RT310 (0/45) 15 mm aperture | Coatings | Food and Beverage | Household Products | Medical and Clinical Products | Plastics | 400310 |
|
RT320 (0/45) 4, 7 & 15 mm aperture | Coatings | Food and Beverage | Household Products | Medical and Clinical Products | Plastics | 400320 |
|
RT500 (diffuse/8) 8 mm aperture | Chemicals | Coatings | Food and Beverage | Household Products | Medical and Clinical Products | Pharmaceuticals and Cosmetics | Plastics | Textiles | 400500 |
|
RT505 (diffuse/8) 4 mm aperture | Chemicals | Coatings | Food and Beverage | Household Products | Medical and Clinical Products | Pharmaceuticals and Cosmetics | Plastics | Textiles | 400504 |
|
RT520 (diffuse/8) 4 & 8 mm aperture | Chemicals | Coatings | Food and Beverage | Household Products | Medical and Clinical Products | Pharmaceuticals and Cosmetics | Plastics | Textiles | 400520 |
|
RT530 (diffuse/8) 14 mm Aperture | Chemicals | Coatings | Food and Beverage | Household Products | Medical and Clinical Products | Pharmaceuticals and Cosmetics | Plastics | Textiles | 400530 |
|
RT650 (diffuse/8) Compact Spectrophotometer | Chemicals | Coatings | Food and Beverage | Household Products | Medical and Clinical Products | Pharmaceuticals and Cosmetics | Plastics | Textiles | 407000 |
|
RT650 Expert Package RT650 & OnColor Premium | Chemicals | Coatings | Food and Beverage | Household Products | Plastics | Textiles |
|
|
TR 500 Spectrophotometer (1x3 mm Aperture) | Coatings | Household Products | Plastics | Textiles | 403042 |
|
TR 500 Spectrophotometer (1x8mm Aperture) | Coatings | Household Products | Plastics | Textiles | 403040 |
|
TR 500 Spectrophotometer (4 mm Aperture) | Coatings | Household Products | Plastics | Textiles | 403041 |
|
TR 515 Spectrophotometer | Coatings | Household Products | Plastics | Textiles | 403032 |
|
TR 520 Spectrophotometer | Coatings | Household Products | Plastics | Textiles | 403035 |
|
TRA 500 Handheld & Benchtop Reflectance Spectrophotometer | Coatings | Household Products | Plastics | Textiles | 403220 |
|
TRA 520 Handheld & Benchtop Sphere Spectrophotometer | Coatings | Household Products | Plastics | Textiles | 403225 |
|
Applicable Standard | ASTM 313 |