ISO 417:1977
Photography; Determination of thiosulphate and other residual chemicals in processed photographic films, plates and papers; Methylene blue photometric method and silver sulphide densitometric method

Заменен на ISO 417(1993.04)
 

5 страниц

Завершение срока действия 01.04.1993
Опубликован 01.10.1977

Photography; Determination of thiosulphate and other residual chemicals in processed photographic films, plates and papers; Methylene blue photometric method and silver sulphide densitometric method