ISO 25121

Under publication (Edition 1, 2026)

Final production steps (up to seven weeks).

Abstract

This document specifies a ultraviolet fluorescence method for the determination of trace sulfur in light olefins.

This document is applicable to the determination of sulfur in ethylene, propylene, butadiene and other C4 olefins. The detection range for sulfur is from 0,2 mg/kg to 100 mg/kg.

General information

Status
: Under development

Publication date
: 2026-10

Stage
: International Standard under publication [60.00]
Edition
: 1
Technical Committee :
ISO/TC 47

ICS :
71.040.40 71.080.10
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