NF ISO 2049

Petroleum products. Determination of colour (ASTM scale).

La présente Norme internationale prescrit une méthode de détermination visuelle de la couleur de certains produits pétroliers, tels que les huiles lubrifiantes, les combustibles de chauffage, les combustibles pour moteurs diesels et les cires de pétrole. Elle est limitée aux produits qui ne contiennent pas de colorants artificiels.

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