The ASTM D85-2005 specification specifies the technical requirements for ochre pigments. Ochre pigments are mainly composed of iron oxide permeable silica substrates, and no impurities or chromadizing substances shall be added. The standard involves chemical analysis, coarse particles, Color and tinting strength, volatiles and moisture testing methods to ensure that the pigment mass meets the specified requirements.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | (G54) 颜料 | ICS | (87.060.10) 颜料和填充剂 |
| Release Date | 2005-09-01 00:00:00 | Implementation Date | 2005-09-01 00:00:00 |