ASTM International - ASTM D7772-15
Standard Test Method for Carbon Black Extractables - Absorbance of Cyclohexane Extract
| Organization: | ASTM International |
| Publication Date: | 1 June 2015 |
| Status: | inactive |
| Page Count: | 3 |
| ICS Code (Rubber compounding ingredients): | 83.040.20 |
significance And Use:
4.1 This procedure serves as a screening process for carbon blacks used in the manufacturing of products that are to come into contact with food. The cyclohexane extract absorbance at 386 nm must... View More
scope:
1.1 This method covers the determination of extinction (absorbance) of carbon black cyclohexane extract at 386 nm using a UV spectrophotometer.
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.
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