T/ZGM 005-2021
Assessment requirements for forerunner standard-Spiral reverse osmosis membrane elements (English Version)

Standard No.

T/ZGM 005-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

Group Standards of the People's Republic of China

Status

Be replaced 2022-09

Replace By

T/ZGM 005-2022

Latest

T/ZGM 005-2023

Scope

Establish an evaluation index system and evaluation method for enterprise standards, and determine the content of basic indicators and core indicators.

T/ZGM 005-2021 history

• 2023 T/ZGM 005-2023 Assessment requirements for quality grading and forerunner — Scale inhibitors for reverse osmosis
• 2022 T/ZGM 005-2022 Assessment requirements for quality grading and forerunner - Hollow fiber membrane separator of N2-H2
• 2021 T/ZGM 005-2021 Assessment requirements for forerunner standard-Spiral reverse osmosis membrane elements