Analysis of surface active agents (raw materials). Ethylene oxide adducts. Method for determination of polyethylene glycols and non-ionic active matter contents.
NORMA vydaná dňa 31.8.1989
Označenie normy: BS 6829-4.2:1989
Dátum vydania normy: 31.8.1989
Počet strán: 12
Približná hmotnosť: 36 g (0.08 libier)
Krajina: Britská technická norma
Kategória: Technické normy BS
Dissolution in ethyl acetate followed by extraction and gravimetric determination. Applicable to all non-ionic agents containing from 2 to 80 oxyethylene groups per molecule. Status: Confirmed