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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 ,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.