NEN EN ISO 2871-2:1994被替代
Surface Active Agents - Detergents - Determination Of Cationic-active Matter Content - Part 2: Cationic-active Matter Of Low Molecular Mass (between 200 And 500)
出版：Nederlands Normalisatie Instituut
专家解读视频
Specifies a method for the determination of low molecular mass cationic active materials that have a main chain of 10 to 22 carbon atoms and not more than 6 other carbon atoms in the cation. Applies to solids or to aqueous solutions of the active material. Coverage includes: reagents, apparatus, procedure and precision.
Supersedes NEN ISO 2871. (05/2002)
UNI EN ISO 2871-2:1996 - Identical
NS EN ISO 2871-2 Ed. 1 (1994) - Identical
I.S. EN ISO 2871-2:1995 - Identical
NBN EN ISO 2871-2:1995 - Identical
NF EN ISO 2871-2:1994 - Identical
UNE EN ISO 2871-2:1995 - Identical
ISO 2871-2:1990 - Identical
SS EN ISO 2871-2 Ed. 1 (1994) - Identical
SN EN ISO 2871-2:1995 - Identical
DIN EN ISO 2871-2 (1994-12) - Identical
ONORM EN ISO 2871-2:1994 - Identical
BS EN ISO 2871-2:1994 - Identical
