Rubber Rubber and Rubber Products Hits: 301 ISO 249:2016 Rubber, raw natural — Determination of dirt content Document number: ISO 249:2016 Publisher: ISO Publish year: 2016 Orgnization: ISO Sub Categories: Standards/ Specification/ Regulations Document Type: Standard This International Standard specifies a method for the determination of the dirt content of raw natural rubber. It is not applicable to dirt present as surface contamination. https://www.iso.org/standard/70283.html Tags: ISO, Rubber, International Organization for Standardization, Raw natural rubber, Dirt content