YB/T 4989-2022
Determination of Coal Tar Content in Coke Oven Gas Spectrophotometrically (English Version)

Standard No.

YB/T 4989-2022

Language

Chinese, Available in English version

Release Date

2022

Published By

工业和信息化部

Latest

YB/T 4989-2022

Scope

This document specifies the reagents and materials, instruments and equipment, test procedures, test results, tolerances and test reports for the determination of coal tar content in coke oven gas. This document is applicable to the determination of coal tar content in coke oven gas.

YB/T 4989-2022 history

• 2022 YB/T 4989-2022 Determination of Coal Tar Content in Coke Oven Gas Spectrophotometrically