CHEMICAL ANALYSIS OF CEMENTS - DETERMINATION OF SULFUR AS SULPHIDE

ANALYSE CHIMIQUE DES CIMENTS - DOSAGE DU SOUFRE A L'ETAT DE SULFURE - PREMIERE EDITION

THIS RECOMMENDATION DESCRIBES THE METHOD OF PROPORTIONING SULPHUR AS SULPHIDE IN CEMENT. THE SULPHIDES CONTAINED IN THE SAMPLE ARE ATTACKED BY A STRONG ACID IN A REDUCING MEDIUM. THE HYDROGEN SULPHIDE FORMED IS CARRIED BY AN AIR CURRENT IN A CADMIUM OR ZINC AMMONIACAL SOLUTION. THE PRECIPITATED ZINC OR CADMIUM SULPHIDE IS PROPORTIONED BY IODOMETRY.

  • Corporate Authors:

    ISO/TC74, HYDRAULIC BINDERS

    ,    
  • Publication Date: 1968-3

Language

  • English

Media Info

Subject/Index Terms

Filing Info

  • Accession Number: 01297093
  • Record Type: Publication
  • Source Agency: Institut Francais des Sciences et Technologies des Transports, de l'Aménagement et des Réseaux (IFSTTAR)
  • Files: ITRD
  • Created Date: Nov 21 2010 6:13AM