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Description of BS 3674:1981 1981This British Standard specifies requirements for sodium carbonate decahydrate and anhydrous sodium carbonate of technical quality suitable for general industrial purposes. This standard does not apply to sodium carbonate for medical or pharmaceutical use or to a grade for photographic use.
Specification for the anhydrous material and the decahydrate. Includes requirements for total soluble alkali content, matter insoluble in water, sulphate, chloride, iron and copper contents. Test methods not included but reference is made to BS 6070.
About BSIBSI Group, also known as the British Standards Institution is the national standards body of the United Kingdom. BSI produces technical standards on a wide range of products and services and also supplies certification and standards-related services to businesses. |
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