Tiêu chuẩn iso 07875 1 1996 cor1 2003

Microsoft Word C038714e doc ICS 13 060 50 Ref No ISO 7875 1 1996/Cor 1 2003(E) © ISO 2003 – All rights reserved Published in Switzerland INTERNATIONAL STANDARD ISO 7875 1 1996 TECHNICAL CORRIGENDUM 1[.]

INTERNATIONAL STANDARD ISO 7875-1:1996 TECHNICAL CORRIGENDUM Published 2003-07-01 INTERNATIONAL ORGANIZATION FOR STANDARDIZATION • МЕЖДУНАРОДНАЯ ОРГАНИЗАЦИЯ ПО СТАНДАРТИЗАЦИИ • ORGANISATION INTERNATIONALE DE NORMALISATION Water quality — Determination of surfactants Part 1: Determination of anionic surfactants by measurement of the methylene blue index (MBAS) TECHNICAL CORRIGENDUM Qualité de l'eau — Dosage des agents de surface — Partie 1: Dosage des agents de surface anioniques par mesurage de l'indice au bleu de méthylène (indice SABM) RECTIFICATIF TECHNIQUE Technical Corrigendum to ISO 7875-1:1996 was prepared by Technical Committee ISO/TC 147, Water Quality, Subcommittee SC 2, Physical, chemical and biochemical methods Page 4, 4.11, Note In the first line, replace “dodecylbenze” by “dodecylbenzene” Page 7, Table Replace Table by the following table Table Conversion factor Substance Relative molecular mass f1 DBSSS/substance Dodecyl benzene sulfonic acid, sodium salt (DBSSS) 348,48 1,000 Dodecane-1-sulfonic acid, sodium salt 272,38 1,279 Dodecane-1-sulfuric acid, sodium salt 288,38 1,208 Dioctyl sulfosuccinic acid, sodium salt 444,55 0,783 Dodecyl benzene sulfonic acid methyl ester (DBSME) 340,48 1,023 ICS 13.060.50 © ISO 2003 – All rights reserved Published in Switzerland Ref No ISO 7875-1:1996/Cor.1:2003(E)