1.1 This test method covers a method of classifying the color of raw rubber according to a standard color scale.
1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ASTM D3157-05(2020) Referenced Document
ASTM D1485 Standard Test Methods for Rubber from Natural Sources-Sampling and Sample Preparation
ASTM D3182 Standard Practice for Rubber-Materials, Equipment, and Procedures for Mixing Standard Compounds and Preparing Standard Vulcanized Sheets
ASTM D3767 Standard Practice for Rubber-Measurement of Dimensions
ASTM D926 Standard Test Method for Rubber Property-Plasticity and Recovery (Parallel Plate Method)
ASTM D3157-05(2020) history
2020ASTM D3157-05(2020) Standard Test Method for Rubber from Natural Sources—Color
2015ASTM D3157-05(2015) Standard Test Method for Rubber from Natural Sources—Color
2005ASTM D3157-05(2010)e1 Standard Test Method for Rubber from Natural Sources&8212;Color
2005ASTM D3157-05 Standard Test Method for Rubber from Natural Sources8212;Color
1984ASTM D3157-84(2001) Standard Test Method for Rubber from Natural Sources8212;Color
1984ASTM D3157-84(1995)e1 Standard Test Method for Rubber from Natural Sources8212;Color