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BSi – The company, BSI British Standards, is a national standards body of the United Kingdom (NBS) and it was actually the very first one in the world. It represents national and social interests of Great Britain in all European and international standardization organizations and in the development of business information of British institutions of all sizes and sectors. BSI British Standards cooperates with manufacturing and service industries, various companies, the government and with consumers as well in order to facilitate the production of British, European and international standards. A part of BSI Group, BSI British Standards, works closely with the government of the United Kingdom, especially in the Department for Innovations, Universities and Skills (DIUS).
Methods of testing water used in industry. Potassium: flame photometric method.
WITHDRAWN published on 30.6.1981
Selected format:Methods of testing water used in industry. Lithium: flame photometric method.
WITHDRAWN published on 30.6.1981
Selected format:Methods of testing water used in industry. Dichromate value (chemical oxygen demand), non-volatile organic carbon, tannins and chlorine.
WITHDRAWN published on 29.6.1972
Selected format:Methods of testing water used in industry. Arsenic, lead and sulphide.
WITHDRAWN published on 29.6.1972
Selected format:Methods of testing water used in industry. Dissolved oxygen, hydrazine and sulphite.
WITHDRAWN published on 26.2.1965
Selected format:Methods of testing water used in industry. Calcium and magnesium.
WITHDRAWN published on 31.12.1979
Selected format:Methods of testing water used in industry. Chloride and sulphate.
WITHDRAWN published on 29.3.1968
Selected format:Methods of testing water used in industry. Nitrite, nitrate and ammonia (free, saline and albuminoid).
WITHDRAWN published on 30.8.1968
Selected format:Methods of testing water used in industry. Appearance (colour and turbidity), odour, suspended and dissolved solids, and electrical conductivity.
WITHDRAWN published on 1.11.1975
Selected format:Methods of testing water used in industry.
WITHDRAWN published on 20.2.1956
Selected format:Latest update: 2026-07-10 (Number of items: 2 286 359)
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