Objavljen
ISO 7766:2003 establishes a test method for the determination of hexacyanoferrate(II) (ferrocyanide) and hexacyanoferrate(III) (ferricyanide), referred to hereafter as Fe(CN)6, in photographic processing effluents. Results are reported as hexacyanoferrate, Fe(CN)6.
POVUČEN
ISO 7766-1:1993
OBJAVLJEN
ISO 7766:2003
90.93
Odluka o potvrđivanju standarda
20. 12. 2023.