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ASTM D4450-85(2012)
Standard Test Method for Analysis of Zinc Hydroxy Phosphite PigmentMore info
1.1 This test method is intended for the determination of zinc oxide and phosphorous acid content of the pigment commercially known as zinc hydroxy phosphite. The zinc content is determined by ethylenediaminetetraacetate (EDTA) titration and calculated as zinc oxide (ZnO), while the phosphorus content is determined colorimetrically and calculated as phosphorous acid (H3PO3).
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| Confirmation date | 2012-11-01 |
| ICS | 87.060.10 : Pigments and extenders |
| Number of pages | 3 |
| Replace | ASTM D4450-85(2007) |
| Set | ASTMVOL0603 |
| Year | 1980 |
| Document history | |
| Country | USA |
| Keyword | ASTM 4450;ASTM D4450;ASTM D4450;10.1520/D4450-85R12 |