1.1 These test methods cover procedures for the chemical analysis of cuprous oxide and copper pigments.

1.2 The analytical procedures appear in the following order:

Sections Total Copper 7 Total Reducing Power as Cuprous Oxide 8 and 9 Metallic Copper 10 and 11 Cuprous Oxide 12 Cupric Oxide 13 Metals Other than Copper 14 to 16 Chlorides and Sulfates 17 and 18 Acetone-Soluble Matter 19 Water 20 Stability 21 Coarse Particles 22 Coarse Particles Insoluble in Nitric Acid 23

1.3 This standard does not purport to address all of the safety problems associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.> Specific hazard statements are given in Section 6.