Le dernier examen de cette norme date de 2021.
Cette édition reste donc d’actualité.
Résumé
PrévisualiserApplicable only to clear, slightly coloured liqids. Such colour characteristics are described as brownish-yellow. The principle is based on a visual comparison of the colour of a sample with that of colour standards. The results are expressed in terms of the platinum-cobalt scale. For routine control purposes a comparator, colorimeter or spectrophotometer may be used, if the values so obtained are identical with those obtained by visual comparison.
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État actuel: PubliéeDate de publication: 1973-10
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Edition: 1Nombre de pages: 2
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- ICS :
- 71.040.50 Méthodes d'analyse physico-chimique
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fr
Format | Langue | |
---|---|---|
std 1 40 | ||
std 2 40 | Papier |
- CHF40
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