ASTM D3280-85(1999)

1.1 These test methods cover procedures for the analysis of white zinc pigments.

1.2 The analytical procedures appear in the following order:

Section Preparation of Sample 6 Zinc Oxide Total Zinc, Using Diphenylamine as Internal Indicator 7 Total Zinc, Using Uranyl Acetate as External Indicator 8 Total Impurities 9 Total Sulfur 10 Moisture and Other Volatile Matter 11 Leaded Zinc Oxide Total Lead 12 Total Zinc 13 Total Sulfur 14 Total Impurities 15 Moisture and Other Volatile Matter 16 Water-Soluble Salts 17 Zinc Sulfide Zinc Oxide 18 Zinc Sulfide 19 Water-Soluble Salts 20 Moisture and Other Volatile Matter 21 Barium Sulfate 22 Titanium Dioxide 23

1.3 This standard does not purport to address 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 .