NY/T 2947-2016
Determination of betain in wolfberry-HPLC method
DB64/T 1577-2018
GH/T 1259-2019
GH/T 1260-2019
HG/T 3531-2011
T/NAIA 051-2021
DIN EN 15109
Surface active agents - Determination of the active matter content of alkylamidopropylbetaines
UNE-EN 15109:2007
Surface active agents - Determination of the active matter content of alkylamidopropylbetaines
EN 15109:2006
HG/T 3531-2003
Industrial circulating cooling water-Determination of water for sludge and corrosion products
EN 13435:2001
BS EN 13270:2001
Surface active agents. Determination of the active matter content in alkyldimethylbetaines
UNE-EN 13270:2002
Surface active agents - Determination of the active matter content in alkyldimethylbetaines.
BS EN 13435:2002
Surface active agents. Determination of free amine content of alkyl dimethyl betaines
UNE-EN 13435:2002
Surface active agents - Determination of free amine content of alkyl dimethyl betaines.
EN 13270:2001/AC:2002
EN 13270:2001
ASTM D2974-20e1
Standard Test Methods for Determining the Water (Moisture) Content, Ash Content, and Organic Material of Peat and Other Organic Soils
DIN EN 13435
Surface active agents - Determination of free amine content of alkyl dimethyl betaines; English version of DIN EN 13435
DIN EN 13270
Surface active agents - Determination of the active matter content in alkyl dimethyl betaines; English version of DIN EN 13270