BS ISO 12492:2025

Rubber, raw. Determination of water content by Karl Fischer method. | Status: Current

1 Scope This document specifies two test methods for the determination of water content of raw rubber and compounded rubber using a coulometric Karl Fischer titration method:

1. — method A uses an evaporator of heating tube type oven;
2. — method B uses an evaporator of vial type oven.

It applies to the water content range between 0,01 % and 1 %. In case of dispute, method B is the preferred method.