Significance and Use
4.1 Color is caused by impurities in the bisphenol A. The acceptable amount of color depends on the end-use of the bisphenol A.
4.2 This test method can be used for internal quality control or for setting specifications.
1.1 This test method describes the procedure for determination of the Platinum-Cobalt Color of bisphenol A (4,4′-Isopropylidenediphenol) dissolved in methanol.
1.2 This test method has been found applicable for the determination of Platinum-Cobalt color of bisphenol A between 20 and 100 color units.
1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.4 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 hazard statements, see Section 8.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
D1209 Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)
D4297 Practice for Sampling and Handling Bisphenol A (4,4 -Isopropylidinediphenol)
D6809 Guide for Quality Control and Quality Assurance Procedures for Aromatic Hydrocarbons and Related Materials
E180 Practice for Determining the Precision of ASTM Methods for Analysis and Testing of Industrial and Specialty Chemicals
bisphenol A; color; color test; 4,4`-Isopropylidenediphenol ;
ICS Number Code 71.080.90 (Phenols)
ASTM International is a member of CrossRef.
Citing ASTM Standards
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