ASTM D6721:

ASTM D6721 is the Standard Test Method for Determination of Chlorine in Coal by Oxidative Hydrolysis Microcoulometry

This test method covers the determination of Total Chlorine in coal and is applicable to coal samples with a concentration range of 20 to 300 mg/kg and above.

To comply with ASTM D6721, TSHR offers the NEXIS TX and TX 6000/7000 series models Total Chlorine analyzer with boat inlet technique to test the Chlorine content of coal samples.