Gases licuados del petróleo. Método de toma de muestra. (ISO 4257:2001).
Liquefied petroleum gases. Method of sampling. (ISO 4257:2001)
Gaz de pétrole liquéfiés. Méthode d'échnatillonnage. (ISO 4257:2001)
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75.160.30 / Gaseous fuels
CTN 51 - Petroleum products
Cancel: UNE-EN ISO 4257:1996
Corrects: UNE-EN ISO 4257:2002
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