Draft
International Standard
ISO/DIS 3924
Petroleum products — Determination of boiling range distribution — Gas chromatography method
Reference number
ISO/DIS 3924
Edition 6
Proyecto Norma internacional
Preview
ISO/DIS 3924
92772
No disponible en español
Este borrador de Norma Internacional se encuentra en la fase de consultas con los miembros de ISO.
Reemplazará ISO 3924:2019

ISO/DIS 3924

ISO/DIS 3924
92772
Idioma
Formato
CHF 67

Resumen

This document specifies a method for the determination of the boiling range distribution of petroleum products. The method is applicable to petroleum products and fractions with a final boiling point of 538 °C or lower at atmospheric pressure as determined by this document. This document does not apply to gasoline samples or gasoline components. The method is limited to products having a boiling range greater than 55 °C and having a vapour pressure sufficiently low to permit sampling at ambient temperature.

The document describes two procedures.

a) Procedure A allows a larger selection of columns and analysis conditions, such as packed and capillary columns as well as a thermal conductivity detector in addition to the flame ionization detector. Analysis times range from 14 min to 60 min.

b) Procedure B is restricted to only three capillary columns and requires no sample dilution. The analysis time is reduced to about 8 min.

Both procedures have been successfully applied to samples containing fatty acid methyl esters (FAME) up to 20 % (volume fraction).

NOTE For the purposes of this document, the terms "% (mass fraction)" and "% (volume fraction)" are used to represent the mass fraction (µ), the volume fraction (φ) of a material.

Informaciones generales

  •  : En desarrollo
    : Cierre de la votación [40.60]
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  • ISO/TC 28
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