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UNI EN ISO 5398-1 : 2008

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

LEATHER - CHEMICAL DETERMINATION OF CHROMIC OXIDE CONTENT - PART 1: QUANTIFICATION BY TITRATION
Superseded date

09-12-2022

Published date

01-01-2008

PREMESSA
INTRODUZIONE
1 SCOPO E CAMPO DI APPLICAZIONE
2 RIFERIMENTI NORMATIVI
3 TERMINI E DEFINIZIONI
4 PRINCIPIO
5 CAMPIONAMENTO E PREPARAZIONE DEL CAMPIONE
6 REAGENTI
   6.1 Metodo dell'ossidazione a umido
   6.2 Metodo della fusione alcalina
   6.3 Titolazione iodometrica
7 APPARECCHIATURA
8 METODI
   8.1 Preparazione della soluzione analitica
   8.2 Misurazione della soluzione acquosa
9 CALCOLO E ESPRESSIONE DEI RISULTATI
   9.1 Generalità
   9.2 Ripetibilità
10 RESOCONTO DI PROVA
APPENDICE A (informativa) DETERMINAZIONE DELL'ACQUA E DI
            ALTRE SOSTANZE VOLATILI

Defines a method for the determination of chromium in aqueous solution obtained from leather.

DocumentType
Standard
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Superseded
SupersededBy

ISO 2418:2017 Leather — Chemical, physical and mechanical and fastness tests — Sampling location
ISO 4044:2017 Leather — Chemical tests — Preparation of chemical test samples
ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
ISO 4684:2005 Leather Chemical tests Determination of volatile matter
ISO 4047:1977 Leather — Determination of sulphated total ash and sulphated water-insoluble ash

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