BS EN 12672:2016 – TC:2020 Edition
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Tracked Changes. Chemicals used for treatment of water intended for human consumption. Potassium permanganate
| Published By | Publication Date | Number of Pages |
| BSI | 2020 | 46 |
This European Standard is applicable to potassium permanganate used for treatment of water intended for human consumption. It describes the characteristics of potassium permanganate and specifies the requirements and the corresponding test methods for potassium permanganate. It gives information on its use in water treatment. It also provides general information on potassium permanganate (see Annex A) and determines the rules relating to its safe handling and use (see Annex B).
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 28 | Contents Page |
| 31 | 1 Scope 2 Normative references 3 Description 3.1 Identification 3.1.1 Chemical name 3.1.2 Synonym or common name |
| 32 | 3.1.3 Relative molecular mass 3.1.4 Empirical formula 3.1.5 Chemical formula 3.1.6 CAS Registry Number 1) 3.1.7 EINECS reference 2) 3.2 Commercial forms 3.3 Physical properties 3.3.1 Appearance 3.3.2 Density 3.3.3 Solubility (in water) |
| 33 | 3.3.4 Vapour pressure 3.3.5 Boiling point at 100 kPa3) 3.3.6 Melting point 3.3.7 Specific heat 3.3.8 Viscosity (dynamic) 3.3.9 Critical temperature 3.3.10 Critical pressure 3.3.11 Physical hardness 3.4 Chemical properties |
| 34 | 4 Purity criteria 4.1 General 4.2 Composition of commercial product 4.3 Impurities and main by-products 4.4 Chemical parameters |
| 35 | 4.5 Flowability of free–flowing grade 5 Test methods 5.1 Sampling 5.2 Analysis 5.2.1 Determination of potassium permanganate (main product) 5.2.1.1 Principle 5.2.1.2 Reagents |
| 36 | 5.2.1.3 Apparatus 5.2.1.4 Procedure 5.2.1.5 Expression of results 5.2.2 Impurities 5.2.2.1 Manganese dioxide (MnO2) (water insolubles) |
| 37 | 5.2.2.2 Moisture (H2O) |
| 38 | 5.2.3 Chemical parameters 5.2.3.1 Reagents 5.2.3.2 Test solution 5.2.3.3 Blank test solution 5.2.3.4 Determination 5.2.3.5 Expression of results |
| 39 | 5.2.4 Flowability of free-flowing potassium permanganate 5.2.4.1 Apparatus 5.2.4.2 Procedure 5.2.4.3 Assessment 6 Labelling – Transportation – Storage 6.1 Means of delivery 6.2 Labelling in accordance with EU Legisation 4) |
| 41 | 6.3 Transportation regulations and labelling 6.4 Marking 6.5 Storage 6.5.1 Long term stability 6.5.2 Storage incompatibilities |
| 42 | Annex A (informative)General information on potassium permanganate A.1 Origin A.1.1 Raw materials A.1.2 Manufacturing process A.2 Use A.2.1 Function A.2.2 Form in which the product is used A.2.3 Treatment dose A.2.4 Means of application A.2.5 Secondary effects A.2.6 Removal of excess product |
| 43 | Annex B (normative)General rules relating to safety B.1 Rules for safe handling and use B.2 Emergency procedures B.2.1 First aid B.2.2 Spillage B.2.3 Fire |
