NS EN 1791 Ed. 1 (1997)现行
Surface Active Agents - Fatty Alkyl Dimethyl Amine Oxides - Determination Of The Amine Oxide Content
出版：Norwegian Standards (Norges Standardiseringsforbund)
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.
NBN EN 1791:1997 - Identical
ONORM EN 1791:1997 - Identical
DIN EN 1791 (1997-03) - Identical
BS EN 1791:1997 - Identical
NEN EN 1791:1997 - Identical
SN EN 1791:1997 - Identical
NF EN 1791:1997 - Identical
UNI EN 1791:1999 - Identical
I.S. EN 1791:1997 - Identical
SS EN 1791 Ed. 1 (1997) - Identical
UNE EN 1791:1997 - Identical
