GSO ISO 7269:2015
橡胶游离硫的测定

Rubber -- Determination of free sulfur

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标准号

GSO ISO 7269:2015

发布

2015年

发布单位

GSO

当前最新

GSO ISO 7269:2015

 

 

适用范围

1.1 This International Standard specifies three methods for the determination of free sulfur in vulcanized rubber: two versions of the copper spiral method, and the sodium sulfite method. 1.2 The copper spiral methods are also applicable, subject to the limitations described in clause 4, to unvulcanized compounds. 1.3 Annex A gives a table listing the sulfur contribution, as a percentage by mass, to these free-sulfur methods for various commercial accelerators.

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