Standard Active Last Updated: Dec 27, 2016
ASTM D3673-89(2016)

Standard Test Methods for Chemical Analysis of Alpha Olefin Sulfonates

Significance and Use

33.1 This method is suitable as a quality control test for the measurement of color in alpha olefin sulfonates.


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



 Moisture by the Distillation Method

4 – 8

 Sodium Sulfate

9 – 14

 Neutral Oil

15 – 19

 Chlorides Calculated as Sodium Chloride (NaCl)

20 – 24


25 – 29


30 and 31

 Determination of Color

32 – 37

 Determination of Active Content by Methylene Blue Titration

38 – 47

1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3 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.

Contact Sales
Reprints and Permissions
Reprints and copyright permissions can be requested through the
Copyright Clearance Center
Book of Standards Volume: 15.04
Developed by Subcommittee: D12.12
Pages: 10
DOI: 10.1520/D3673-89R16
ICS Code: 71.080.99