4851903068415840T INTERNATIONAL ISO STANDARD 3622 Second edition 1996-10-15 Photography -- Processing chemicals - Specifications for ammonium thiocyanate Photographie - Produits chimiques de traitement - Specifications relatives au thiocyanate d'ammonium ISO Reference number ISO 3622:1996(E) Copyright International Organization for Standardization orking permitted without license from IHS Not for Resale Copyright Intermational Organization for Standardization No reproduction or networking permited without license from IHS Not for Resale CopyrightInternational Organizationfor Standadization No reproduction or networking permitted without license from IHS Not for Resale
ISO 3622 1996 Photography — Processing chemicals — Specifications for ammonium