I.S. EN 903:1994现行
Water Quality - Determination Of Anionic Surfactants By Measurement Of The Methylene Blue Index Mbas
出版：National Standards Authority of Ireland
专家解读视频
Applies to drinking water, surface water as well as waste water, this 'summary parameter' MBAS Index method is used to determine natural and synthetic surface active substances in concentrations of 0.1 to 5.0 mg/l.
UNE EN 903:1994 - Identical
SS EN 903 Ed. 1 (1994) - Identical
ISO 7875-1:1996 - Identical
NS EN 903 Ed. 1 (1993) - Identical
UNI EN 903:1995 - Identical
NF EN 903:1994 - Identical
BS EN 903:1994 - Identical
ONORM EN 903:1994 - Identical
DIN EN 903 (1994-01) - Identical
NEN EN 903:1994 - Identical
NBN EN 903:1994 - Identical
