BS ISO 21869:2022 – TC
$217.84
Tracked Changes. Rubber compounding ingredients. Magnesium oxide. Methods of test
| Published By | Publication Date | Number of Pages |
| BSI | 2022 | 78 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | 30459857 |
| 45 | A-30406543 |
| 46 | National foreword |
| 51 | Foreword |
| 52 | Introduction |
| 53 | 1 Scope 2 Normative references 3 Terms and definitions 4 Sampling 5 Moisture, magnesium hydroxide and magnesium carbonate content |
| 54 | 5.1 Thermogravimetry 5.1.1 Procedure 5.1.2 Expression of the results |
| 55 | 5.2 Loss in mass on oven heating 5.2.1 Moisture content |
| 56 | 5.2.2 Magnesium hydroxide content 5.2.3 Magnesium carbonate content |
| 57 | 6 Loss on ignition 6.1 Principle 6.2 Apparatus |
| 58 | 6.3 Test procedure 6.4 Calculation 7 Magnesium oxide content 7.1 Principle 7.2 Determination of total magnesium oxide and calcium oxide contents 7.2.1 Reagents |
| 60 | 7.2.2 Apparatus 7.2.3 Test procedure |
| 61 | 7.3 Determination of calcium oxide content 7.3.1 Determination of the content by AAS or ICP-AES 7.3.2 Conversion of the content by AAS or by ICP-AES into the titration volume of EDTA 7.4 Calculation of magnesium oxide content 8 Determination of the specific surface area |
| 62 | 9 Determination of the sieve residue 9.1 Reagents 9.2 Apparatus 9.3 Procedure 9.4 Expression of the results |
| 63 | 10 Determination of chloride 10.1 Principle 10.2 Reagents 10.3 Apparatus 10.4 Procedure 10.5 Expression of the results 11 Determination of the sulfate content 11.1 Principle |
| 64 | 11.2 Reagents 11.3 Apparatus 11.4 Procedure |
| 65 | 11.5 Expression of the results 12 Ash of hydrochloric acid-insoluble matter 12.1 Principle 12.2 Reagents 12.3 Apparatus 12.4 Procedure |
| 66 | 12.5 Expression of the results 13 Water-soluble matter content 13.1 Principle 13.2 Reagents 13.3 Apparatus 13.3.3 Water bath. |
| 67 | 13.4 Procedure 13.5 Expression of the results 14 Bulk density 14.1 Principle 14.2 Apparatus |
| 68 | 14.3 Procedure 14.4 Expression of the results |
| 69 | 15 Test report |
| 70 | Annex A (normative) Determination of calcium oxide content |
| 75 | Annex B (informative) Typical values of properties of magnesium oxides used as rubber compounding ingredients |
| 76 | Bibliography |
