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BS EN 16370:2022 - TC Tracked Changes. Chemicals used for treatment of water intended for human consumption. Sodium chloride for on site electrochlorination using membrane cells, 2022
- 30462448
- A-30404889 [Go to Page]
- undefined
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Description [Go to Page]
- 4.1 Identification [Go to Page]
- 4.1.1 Chemical name
- 4.1.2 Synonym or common name
- 4.1.3 Relative molecular mass
- 4.1.4 Empirical formula
- 4.1.5 Chemical formula
- 4.1.6 CAS Registry Number
- 4.1.7 EINECS Reference
- 4.2 Commercial forms
- 4.3 Physical properties [Go to Page]
- 4.3.1 Appearance
- 4.3.2 Density
- 4.3.3 Solubility (in water)
- 4.3.4 Vapour pressure
- 4.3.5 Boiling point at 100 kPa
- 4.3.6 Melting point
- 4.3.7 Specific heat
- 4.3.8 Viscosity (dynamic)
- 4.3.9 Critical temperature
- 4.3.10 Critical pressure
- 4.3.11 Physical hardness
- 4.4 Chemical properties
- 5 Purity criteria [Go to Page]
- 5.1 General
- 5.2 Composition of commercial product
- 5.3 Impurities and by-products
- 5.4 Chemical parameters
- 6 Test methods [Go to Page]
- 6.1 Sampling
- 6.2 Analyses [Go to Page]
- 6.2.1 Main product
- 6.2.2 Impurities [Go to Page]
- 6.2.2.1 Water-insoluble matter
- 6.2.2.2 Moisture content
- 6.2.2.3 Bromide
- 6.2.2.4 Iron
- 6.2.2.5 Manganese
- 6.2.3 Chemical parameters [Go to Page]
- 6.2.3.1 Cadmium, chromium, nickel, lead, antimony, selenium
- 6.2.3.2 Arsenic
- 6.2.3.3 Mercury
- 7 Labelling – Transportation – Storage [Go to Page]
- 7.1 Means of delivery
- 7.2 Labelling according to the EU legislation
- 7.3 Transportation regulations and labelling
- 7.4 Marking
- 7.5 Storage [Go to Page]
- 7.5.1 Long term stability
- 7.5.2 Storage incompatibilities
- Annex A (informative)General information on sodium chloride for electrochlorination by membrane cells [Go to Page]
- A.1 Origin
- A.2 Chemical composition
- A.3 Use [Go to Page]
- A.3.1 Function
- A.3.2 Form in which the product is used
- A.3.3 Consumption of salt for electrochlorination
- A.3.4 Means of application
- A.3.5 Secondary effects
- A.3.6 Removal of excess product
- A.4 Rules for safe handling and use
- A.5 Emergency procedures [Go to Page]
- A.5.1 First aid
- A.5.2 Spillage
- A.5.3 Fire
- Annex B (normative)Analytical methods — Determination of antimony, cadmium, chromium, iron, lead, manganese, nickel and selenium (inductively coupled plasma optical emission spectrometry (ICP-OES) [Go to Page]
- B.1 General
- B.2 Principle
- B.3 Reagents
- B.4 Apparatus [Go to Page]
- B.4.1 General
- B.4.2 Spectrometer ICP-OES
- B.5 Procedure [Go to Page]
- B.5.1 Test portion
- B.5.2 Test solution
- B.5.3 Calibration and verification solutions
- B.5.4 Determination [Go to Page]
- B.5.4.1 Setting of the apparatus
- B.5.4.2 Spectrometric measurements
- B.6 Expression of results [Go to Page]
- B.6.1 Evaluation
- B.6.2 Calculation
- B.6.3 Repeatability and reproducibility
- B.6.4 Limit of quantification (LOQ) [Go to Page]