Download or read book GB T 3058 2019 Translated English of Chinese Standard GBT 3058 2019 GB T3058 2019 GBT3058 2019 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2020-12-20 with total page 16 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the method summary, reagents and materials, instruments and equipment, samples, test procedures, calculation and presentation of results, the precision of the method for the determination of arsenic in coal by arsenic molybdenum blue spectrophotometry and hydride generation-atomic absorption method. Arsenic molybdenum blue spectrophotometry is the arbitration method.