Objavljen
The determination is carried out in a consisting of an aqueous phase and a chloroform phase, in the presence of sodium sulfate, by titration against a standard volumetric cationic-active solution (benzethonium chloride), in the presence of an indicator consisting of a mixture of a cationic dye (dimidium bromide) and an anionic dye (acid blue 1).
POVUČEN
ISO 6121:1979
OBJAVLJEN
ISO 6121:1988
90.93
Odluka o potvrđivanju standarda
7. 12. 2024.
Površinski aktivne materije - Tehnički alkansulfonati - Određivanje sadržaja alkanmonosulfonata metodom direktne dvofazne titracije (identičan sa ISO 6121:1988)
90.93 Odluka o potvrđivanju standarda