ASTM-D444 › Historical Revision Information
Standard Test Methods for Chemical Analysis of Zinc Yellow Pigment (Zinc Chromate Yellow)
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Scope
1.1 These test methods cover procedures for the chemical analysis of the pigment known commercially as “zinc yellow” or “zinc chromate yellow.”
1.2 The analytical procedures appear in the following order:
|
| Sections |
| Moisture and Other Volatile Matter | 7 |
| Combined Water | 8 |
| Chromium: |
|
| Dichromate Method | 9 – 11 |
| Thiosulfate Method | 9, 12, and 13 |
| Zinc: |
|
| Hydroxyquinoline Method | 9, 14, and 15 |
| Ferrocyanide Method | 9, 16, and 17 |
| Alkaline Salts | 18 and 19 |
| Sulfates | 20 and 21 |
| Chlorides | 22 and 23 |
| Matter Insoluble in Dilute Acetic | 24 |
| Coarse Particles | 25 |
1.3 The values stated in SI units are to be considered the standard. The values given in parentheses are for information only.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Significance and Use
3.1 This test method has been developed to standardize the chemical analysis of zinc chromate yellow pigment and to provide alternate methods of analysis for chromium and zinc.
Keywords
pigments—zinc chromate; zinc chromate;
To find similar documents by ASTM Volume:
To find similar documents by classification:
87.060.10 (Pigments and extenders)
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Document Number
ASTM-D444-88(2014)
Revision Level
1988 R14 EDITION
Status
Superseded
Modification Type
Reapproval
Publication Date
Dec. 1, 2014
Document Type
Test Method
Page Count
5 pages
Committee Number
D01.31