T/CRAAS 439.4-2022
General Vent Filters - Part 4: Static Dissipation Methods for Determining Minimum Gauge Efficiency (English Version)

Standard No.

T/CRAAS 439.4-2022

Language

Chinese, Available in English version

Release Date

2022

Published By

Group Standards of the People's Republic of China

Latest

T/CRAAS 439.4-2022

T/CRAAS 439.4-2022 history

• 2022 T/CRAAS 439.4-2022 General Vent Filters - Part 4: Static Dissipation Methods for Determining Minimum Gauge Efficiency