90.93 Standard confirmed Jun 10, 2025
ISO
ISO/TC 45/SC 3 Raw materials (including latex) for use in the rubber industry
International Standard
83.040.20 Rubber compounding ingredients
ISO 8312:2015 defines stearic acid (including blends of stearic and palmitic acid) for use as a compounding ingredient in the rubber industry and specifies the test methods for describing its properties.
Classification of stearic acid and stearic acid/palmitic acid blends according to iodine value and typical chemical and physical properties for such materials for use in the rubber industry are given in Annex L. Annex L is given for information only.
In this International Standard, the atomic absorption spectrometric method is the preferred method.
WITHDRAWN
ISO 8312:1999
PUBLISHED
ISO 8312:2015
90.93
Standard confirmed
Jun 10, 2025