GB/T 3780.12-2007 in English

《GB/T 3780.12-2007炭黑 第12部分：杂质的检查》由TC35（全国橡胶与橡胶制品标准化技术委员会）归口，TC35SC5（全国橡胶与橡胶制品标准化技术委员会炭黑分会）执行，主管部门为中国石油和化学工业联合会。
本部分规定了炭黑中通不过850μm筛的非炭黑物质的检查方法。本部分适用于橡胶用炭黑、乙炔炭黑和色素炭黑。

1 Scope

This Part specifies the inspection method for the non- carbon black materials in carbon black not passing 850 µm sieve.
This Part is applicable to carbon black for use in rubber products, acetylene black and color carbon black.

2 Normative References

The following standards contain provisions which, through reference in this Part of GB/T 3780, constitute provisions of this Part. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this Part are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies.

1 Scope
2 Normative References
3 Principle
4 Apparatus
5 Sampling
6 Analytical Procedure
7 Expression of Result
8 Test Report