2480 NTERNATIONAL STANDARD (TSO Sodium chloride for industrial use - Determination of sulphate content -- Barium sulphate gravimetric method First edition - 1972-12-15 ISO 2480-1972 (E) UDC 661.833.321 : 546.226 : 543.21 Ref. No. ISO 2480-1972 (E) Descriptors : sodiumchioride,chemical analysis,gravimetric analysis,determination of content, sulphates. Price based on 4 pages n for Standardizatic No reproduction or networking permitted without license from IHS Not for Resale FOREWORD Iso (the International Organization for Standardization) is a worldwide federation of national standards institutes (IsO Member Bodies). The work of developing International Standards is carried out through Iso Technical Committees. Every Member Body interested in a subject for which a Technical Committee has been set up has the right to be represented on that Committee. International organizations, governmental and non-governmental, in liaison with Iso, also take part in the work. Draft International Standards adopted by the Technical Committees are circulated to the Member Bodies for approval before their acceptance as International Standards by the ISo Council. Committee ISO/TC47,Chemistry. It was approved in January 1972 by the Member Bodies of the following countries : Austria India Portugal Belgium Ireland Romania Chile Italy South Africa, Rep. of Czechoslovakia Korea, Dem.P.Rep. of Spain Egypt, Arab Rep. of Morocco Switzerland France Netherlands Thailand Germany New Zealand United Kingdom Hungary Poland U.S.S.R. The Member Body of the following country expressed disapproval of the document ontechnical grounds : U.S.A. @ International Organization for Standardization, 1972 : Printed in Switzerland Copyright International Organization for Standardization No reproduction or networking permitted without license from IHS Not for Resale