ASTM D3673-89(1995)e1

1.1 These test methods cover the chemical analysis of alpha olefin sulfonates. The analytical procedures appear in the following order:

Sections Moisture by the Distillation Method 4 to 8 Sodium Sulfate 9 to 14 Neutral Oil 15 to 19 Chlorides Calculated as Sodium Chloride (NaCl) 20 to 24 Alkalinity 25 to 29 pH 30 to 31 Determination of Color 32 to 37 Determination of Active Content by Methylene Blue Titration 38 to 47

1.2 This standard does not purport to address all of the safety concerns, if any, 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. For specific precaution statement see 36.1. Material safety data sheets are available for reagents and materials. Review them for hazards prior to usage.