Name: UNI EN ISO 4257 : 2003
Brand: UNI

LIQUEFIED PETROLEUM GASES - METHOD OF SAMPLING

Published date

09-01-2003

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
1 Scope
2 Terms and definitions
3 Principle
4 General considerations for obtaining a representative
sample
5 Safety precautions
6 Apparatus
7 Preparing the sample container
8 Procedure
Bibliography

Gives the procedures used to obtain samples of non-refrigerated liquefied petroleum gases (LPG) such as propane, butane or mixtures thereof. Suitable for sampling into containers to provide samples for laboratory testing products that are covered by ISO 9162.

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

Standards	Relationship
EN ISO 4257:2001	Identical
BS EN ISO 4257:2001	Identical
I.S. EN ISO 4257:2002	Identical
NS EN ISO 4257 : 2001 AC 2007	Identical
NF EN ISO 4257 : 2001	Identical
SN EN ISO 4257 : 2001 CORR 2007	Identical
ISO 4257:2001	Identical
NEN EN ISO 4257 : 2001	Identical
UNE-EN ISO 4257:2002	Identical
NBN EN ISO 4257 : 2001 COR 2007	Identical
DIN EN ISO 4257:2002-03	Identical

UNI/TR 11422 : 2011	LIQUEFIED PETROLEUM GAS - DETERMINATION OF TERT-BUTYL-MERCAPTAN IN THE GAS PHASE USING GASCHROMATOGRAPHY
UNI 7133-2 : 2014	GAS ODORISATION FOR DOMESTIC AND SIMILAR USES - PART 2: REQUIREMENTS, CHECK AND MANAGEMENT