This specification covers a zinc hydroxy phosphite pigment having the general formula ZnHPO3· [ZnO·2Zn(OH)2]. The pigment shall consist of zinc hydroxy phosphite and shall conform to the requirements specified. Tests shall be conducted in accordance with the following test methods: chemical analysis; moisture loss; oil absorption; and sieve residue.
This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
1.1 This specification covers a zinc hydroxy phosphite pigment having the general formula ZnHPO3·[ZnO·2Zn(OH)2].
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
D185 Test Methods for Coarse Particles in Pigments
D280 Test Methods for Hygroscopic Moisture (and Other Matter Volatile Under the Test Conditions) in Pigments
D281 Test Method for Oil Absorption of Pigments by Spatula Rub-out
D4450 Test Method for Analysis of Zinc Hydroxy Phosphite Pigment
phosphorous acid; pigment; zinc; zinc hydroxy phosphite; zinc oxide;
ICS Number Code 87.060.10 (Pigments and extenders)
ASTM International is a member of CrossRef.
Citing ASTM Standards
[Back to Top]