Standard Specification for Calcium Carbonate Pigments
|Publication Date:||27 June 1986|
|ICS Code (Pigments and extenders):||87.060.10|
1.1 This specification covers two types of high-content calcium carbonate pigments, as follows:
1.1.1 Type PC--Calcium carbonate precipitate, prepared either by complete solution or by carbonation of lime.
1.1.2 Type GC--Ground mineral product.
1.2 Six grades of pigments, based on particle size (see 3.3) are covered.