1 Scope
This part specifies the determination of the oil absorption number of carbon black through an apparatus procedure (Procedure A) and a manual procedure (Procedure B), and Procedure A is an arbitration method.
This part is applicable to carbon black for use in rubber products and colour 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, all parties coming to an agreement according to this part are encouraged to study whether the latest edition of these documents is applicable. For undated references, the latest edition of the normative document is applicable to this part.
Contents
Foreword I
1 Scope
2 Normative References
3 Principle of Procedure A
4 Reagents and Materials for Procedure A
5 Apparatus for Procedure A
6 Sampling of Procedure A
7 Test Conditions of Procedure A
8 Analytical Procedure of Procedure A
9 Principle of Procedure B
10 Reagents for Procedure B
11 Apparatus for Procedure B
12 Sampling of Procedure B
13 Test Conditions of Procedure B
14 Analytical Procedure of Procedure B
15 Expression of Results of Procedures A and B
16 Precision
17 Test Report
Annex A (Normative) Calibration of Constant-rate Buret
Annex B (Normative) Determination of Maximum Torque
Annex C (Normative) Absorptometer and its Calibration and Standardization
Annex D (Normative) Polishing Procedure for Stainless Steel Sample Bowls
Annex E (Informative) Comparison between Chapter and Article Numbers of this Part and those of ASTM D 2414:2005a
