ISO 3262-19:2021
Extenders — Specifications and methods of test — Part 19: Precipitated silica
This document specifies requirements and corresponding methods of test for precipitated silica.
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements and test methods
5 Sampling
6 Determination of silica content
6.1 Principle
6.2 Reagents
6.3 Apparatus
6.4 Procedure
6.4.1 Number of determinations
6.4.2 Test portion
6.4.3 Determination
6.4.4 Determination of the total loss on ignition
6.5 Expression of results
6.6 Precision
6.6.1 Repeatability, r
6.6.2 Reproducibility, R
7 Determination of carbon content
7.1 Principle
7.2 Reagents and materials
7.3 Apparatus
7.4 Procedure
7.4.1 Preparation of apparatus
7.4.2 Calibration
7.4.3 Determination
7.5 Expression of results
7.6 Precision
8 Determination of residue on sieve
8.1 Principle
8.2 Materials
8.3 Apparatus
8.4 Procedure
8.4.1 Number of determinations
8.4.2 Test portion
8.4.3 Determination
8.5 Expression of results
8.6 Precision
9 Test report
Bibliography
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements and test methods
5 Sampling
6 Determination of silica content
6.1 Principle
6.2 Reagents
6.3 Apparatus
6.4 Procedure
6.4.1 Number of determinations
6.4.2 Test portion
6.4.3 Determination
6.4.4 Determination of the total loss on ignition
6.5 Expression of results
6.6 Precision
6.6.1 Repeatability, r
6.6.2 Reproducibility, R
7 Determination of carbon content
7.1 Principle
7.2 Reagents and materials
7.3 Apparatus
7.4 Procedure
7.4.1 Preparation of apparatus
7.4.2 Calibration
7.4.3 Determination
7.5 Expression of results
7.6 Precision
8 Determination of residue on sieve
8.1 Principle
8.2 Materials
8.3 Apparatus
8.4 Procedure
8.4.1 Number of determinations
8.4.2 Test portion
8.4.3 Determination
8.5 Expression of results
8.6 Precision
9 Test report
Bibliography