DIN Standards Committee Water Practice
ISO 9964-3
Water quality; determination of sodium and potassium; part 3: determination of sodium and potassium by flame emission spectrometry
Wasserbeschaffenheit - Bestimmung von Natrium und Kalium - Teil 3: Bestimmung von Natrium und Kalium mittels Flammenphotometrie (ISO 9964-3:1993)
Responsible national committee
NA 119-01-03 AA - Water quality (CEN/TC 230, ISO/TC 147)
Responsible international committee
ISO/TC 147/SC 2 - Physical, chemical and biochemical methods