ISO 2271 : 1989(R2016)现行
SURFACE ACTIVE AGENTS - DETERGENTS - DETERMINATION OF ANIONIC-ACTIVE MATTER BY MANUAL OR MECHANICAL DIRECT TWO-PHASE TITRATION PROCEDURE
出版：International Organization for Standardization
专家解读视频
Covers manual or mechanical direct two-phase titration method to determine matter that is present detergents. The method applies to solids or to aqueous solutions of the active material.
NBN ISO 2271 : 1990 - Identical
NF ISO 2271 : 1990 - Identical
NEN ISO 2271 : 1990 - Identical
UNE 55520 : 1991 - Identical
PN ISO 2271 : 2000 - Identical
NFT 73 258 : 1972 - Identical
DIN ISO 2271 : 1982 - Identical
BS 3762-3.1(1983) : LATEST - Identical
