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Description of ASTM-D4789 2012ASTM D4789 - 12Standard Test Method for Solution Color of Bisphenol A (4,4`-Isopropylidenediphenol)Active Standard ASTM D4789 | Developed by Subcommittee: D16.02 Book of Standards Volume: 06.04 ASTM D4789Significance 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. Scope 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 .
ASTM Standards 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 Keywords bisphenol A; color; color test; 4,4`-Isopropylidenediphenol ; ICS Code ICS Number Code 71.080.90 (Phenols) DOI: 10.1520/D4789-12 ASTM International is a member of CrossRef. ASTM D4789The following editions for this book are also available...This book also exists in the following packages...Subscription InformationMADCAD.com ASTM Standards subscriptions are annual and access is unlimited concurrency based (number of people that can access the subscription at any given time) from single office location. For pricing on multiple office location ASTM Standards Subscriptions, please contact us at info@madcad.com or +1 800.798.9296.
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About ASTMASTM International, formerly known as the American Society for Testing and Materials (ASTM), is a globally recognized leader in the development and delivery of international voluntary consensus standards. Today, some 12,000 ASTM standards are used around the world to improve product quality, enhance safety, facilitate market access and trade, and build consumer confidence. ASTM’s leadership in international standards development is driven by the contributions of its members: more than 30,000 of the world’s top technical experts and business professionals representing 150 countries. Working in an open and transparent process and using ASTM’s advanced electronic infrastructure, ASTM members deliver the test methods, specifications, guides, and practices that support industries and governments worldwide. |
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