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.
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:
| 8199;Sections |
Moisture and Other Volatile Matter | 7 |
Combined Water | 8 |
Chromium: |
|
8199;Dichromate Method | 9 – 11 |
8199;Thiosulfate Method | 9, 12, and 13 |
Zinc: |
|
8199;Hydroxyquinoline Method | 9, 14, and 15 |
8199;Ferrocyanide Method | 9, 16, and 17 |
Alkaline Salts | 18 and 19 |
Sulfates |
ASTM D444-88(2014) Referenced Document
ASTM D444-88(2014) history
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