ASTM International - ASTM D3722-82(1999)
Standard Specification for Natural Red and Brown Iron Oxide Pigments
|Publication Date:||10 May 1999|
|ICS Code (Pigments and extenders):||87.060.10|
1.1 This specification covers dry and wet ground naturally occurring iron oxide, dry and wet ground calcined naturally occurring iron oxide, and mixtures of these with synthetic iron oxides. These pigments are suitable for use in paints or coatings.