T/ZHLSSH 004-2023
Recovery sulfuric acid from methyl chloride industry (English Version)

Standard No.

T/ZHLSSH 004-2023

Language

Chinese, Available in English version

Release Date

2023

Published By

Group Standards of the People's Republic of China

Latest

T/ZHLSSH 004-2023

Scope

Project indicators Sulfuric acid, % (m/m) ≥ 75.0 Methyl chloride, % (m/m) ≤ 0.20 Ash, % (m/m) ≤ 0.05 Zinc (Zn), mg/kg ≤ 10 Lead (Pb), mg /kg≤ 5 Mercury (Hg), mg/kg≤ 0.1 Arsenic (As), mg/kg≤ 5 Total chromium (Cr), mg/kg≤ 10 Hexavalent chromium (Cr6+), mg/kg≤ 5

T/ZHLSSH 004-2023 history

• 2023 T/ZHLSSH 004-2023 Recovery sulfuric acid from methyl chloride industry