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ISO/WD TS 23647

Vegetable fats and oils — Determination of wax content by gas chromatography

General information

20.99     Feb 17, 2026

ISO

ISO/TC 34/SC 11

Technical Specification

Scope

ISO/TR 23647:2010 specifies a gas chromatographic method for determining the wax content of crude, degummed, neutralized, winterized, and fully refined vegetable oils, such as sunflower, soybean, rapeseed, corn, and rice bran oils.
Waxes are esters of long chain fatty acids and fatty alcohols (having C20 or longer saturated carbon chain).
The wax content is expressed in milligrams per kilogram of oil.

Life cycle

PREVIOUSLY

PUBLISHED
ISO/TS 23647:2010

NOW

IN_DEVELOPMENT
ISO/WD TS 23647
20.99 WD approved for registration as CD
Feb 17, 2026