This standard stipulates the basic requirements, evaluation indicators and requirements, evaluation methods and grades for antiscalant product quality and enterprise standard levels for reverse osmosis membranes.
T/ZGM 005-2023 history
2023T/ZGM 005-2023 Assessment requirements for quality grading and forerunner — Scale inhibitors for reverse osmosis
2022T/ZGM 005-2022 Assessment requirements for quality grading and forerunner - Hollow fiber membrane separator of N2-H2
2021T/ZGM 005-2021 Assessment requirements for forerunner standard-Spiral reverse osmosis membrane elements