DIN 19069:1990-05
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
DETERMINATION OF THIOSULPHATE AND OTHER RESIDUAL CHEMICALS IN PROCESSED PHOTOGRAPHIC FILMS, PLATES AND PAPERS - IODINE AMYLOSE METHOD, METHYLENE BLUE METHOD AND SILVER DENSITOMETRIC METHOD
01-08-2002
12-01-2013
1 Anwendungsbereich
2 Zweck
3 Iod-Stärke-Methode
3.1 Reagenzien
3.2 Geräte
3.3 Durchführung
3.4 Kalibrierungskurve
4 Methylenblau-Methode
4.1 Reagenzien
4.2 Geräte
4.3 Durchführung (Bestimmungsmethoden)
4.3.1 Bestimmungsmethode I
4.3.2 Bestimmungsmethode II
4.3.3 Kalibrierungskurve für die Methylenblau-Methode
4.3.4 Beispiele
5 Densitometrische Silber-Methode
5.1 Reagenzien
5.2 Geräte
5.3 Durchführung (Bestimmungsmethode)
5.4 Umrechnen der Dichte-Differenz delta[D] in den Gehalt
an Thiosulfat-ionen
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