SN EN 1791:1997现行
Surface Active Agents - Fatty Alkyl Dimethyl Amine Oxides - Determination Of The Amine Oxide Content
出版：Swiss Standards
专家解读视频
Defines a method for determining the up to date approximately 2 milli-equivalents of tertiary amine oxide. Applies to solids of aqueous solutions of the active material. The molecular mass of the amine oxide shall be known should its content be expressed as a percentage of mass.
ONORM EN 1791:1997 - Identical
DIN EN 1791 (1997-03) - Identical
BS EN 1791:1997 - Identical
NEN EN 1791:1997 - Identical
UNE EN 1791:1997 - Identical
SS EN 1791 Ed. 1 (1997) - Identical
NS EN 1791 Ed. 1 (1997) - Identical
I.S. EN 1791:1997 - Identical
UNI EN 1791:1999 - Identical
NF EN 1791:1997 - Identical
NBN EN 1791:1997 - Identical
