ASTM D769-01(2012)
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Summary
1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
Rationale:
This specification details the properties and requirements for the pigment commercially known as black synthetic iron oxide, which is manufactured ferrous-ferric oxide obtained by chemical reaction. It shall be a soft dry finely powdered pigment, free of admixtures of other substances. Specimens shall be sampled, chemically tested, and conform accordingly to specified values of the following requirements: total iron oxides (as ferrous and ferric oxide); ferrous iron in iron oxide; water-soluble matter; moisture and other volatile matter; coarse particles (total residue retained on a No. 325 sieve); hydrogen ion concentration (pH value); and mass color, tint character, and tinting strength.
Technical characteristics
| Publisher | American Society for Testing and Materials (ASTM International) |
| Publication Date | 05/10/2001 |
| Confirmation Date | 11/01/2012 |
| Collection | |
| Page Count | 2 |
| Themes | Pigments and extenders |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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