ISO/NP 12492

Rubber, raw — Determination of water content by Karl Fischer method

General information

Current stage: 10.60 Effective date: Sep 3, 2021

Originator: ISO

Owner: ISO/TC 45/SC 3

Type: International Standard

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.
- Method A is a method using an evaporator of heating tube type oven.
- Method B is a method using 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.

Life cycle

PREVIOUSLY

Revises
ISO 12492:2012

NOW

IN_DEVELOPMENT
ISO/NP 12492
10.60 Close of voting
Sep 3, 2021

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