This document specifies the parameters, requirements, test methods, inspection rules, marking, packaging, transportation and storage of pre-oxygenated composite wire needle felt filter media. This document is applicable to pre-oxygenated composite wire needle felt filter media.
T/QGCML 1579-2023 history
2023T/QGCML 1579-2023 Pre-oxygenated composite wire needle felt filter material