BS ISO 4689-3:2017
$142.49
Iron ores. Determination of sulfur content – Combustion/infrared method
| Published By | Publication Date | Number of Pages |
| BSI | 2017 | 26 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 6 | Foreword |
| 7 | Introduction |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions |
| 10 | 4 Principle 5 Reagents 6 Apparatus |
| 13 | 7 Sampling and samples 7.1 Laboratory sample 7.2 Preparation of predried test samples 8 Procedure 8.1 Number of determinations 8.2 Test portion 8.3 Blank test and check test |
| 14 | 8.4 Determination 8.5 Preparation of calibration graph |
| 15 | 9 Expression of results 9.1 Calculation of sulfur content 9.2 General treatment of results 9.2.1 Repeatability and permissible tolerance 9.2.2 Determination of analytical result |
| 16 | 9.2.3 Between-laboratories precision 9.2.4 Check for trueness |
| 17 | 9.2.5 Calculation of final result 10 Test report |
| 19 | Annex A (normative) Flowsheet of the procedure for the acceptance of analytical values for test samples |
| 20 | Annex B (informative) Derivation of repeatability and permissible tolerance equations |
| 21 | Annex C (informative) Precision data obtained by international analytical trial |
| 22 | Bibliography |
