ASTM D 7772 - 15 Standard Test Method for Carbon Black Extractables - Absorbance of Cyclohexane Extract

Current edition approved June 1, 2015. Published September 2015. Originally approved in 2011. Last previous edition approved in 2011 as D7772 – 11. — 3 p.
This method covers the determination of extinction (absorbance) of carbon black cyclohexane extract at 386 nm using a UV spectrophotometer.