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immediate downloadReleased: 1986
ISO 4620:1986
ISO 4620:1986-Cadmium pigments — Specifications and methods of test
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| Standard´s number: | ISO 4620:1986 |
| Pages: | 9 |
| Edition: | 1 |
| Released: | 1986 |
DESCRIPTION
ISO 4620:1986
Specifies three types of pigment consisting predominantly of cadmium sulfide or of mixed crystals of cadmium sulfide and cadmium selenide; the cadmium may be partially replaced by zinc. Type 1, concentrated pigments, contain not more than 30 % (m/m) of extenders: type 2, extended pigments, contain not more than 70 % (m/m) of extenders: type 3, these are essentially pure and do not contain any extenders and are mainly suitable for use in ceramics.