HJ 826-2017
20221707-T-609
Fine ceramics—Determination of photocatalytic activity of surfaces in an aqueous medium—Degradation of methylene blue
KS I ISO 7875-1-2011(2016)
Water quality-Determination of surfactants-Part 1:Determination of anionic surfactants by measurement of the methylene blue index(MBAS)
KS I ISO 7875-1-2011(2021)
Water quality-Determination of surfactants-Part 1:Determination of anionic surfactants by measurement of the methylene blue index(MBAS)
ISO 7875-1:1996
Water quality — Determination of surfactants — Part 1: Determination of anionic surfactants by measurement of the methylene blue index (MBAS)