BS 3947:1976 from BSI

BS 3947:1976

Specification for liquid chlorine

Status : Confirmed, Current   Published : September 1976



What is BS 3947:1976?

BS 3947:1976 specifies the requirements for liquid chlorine that is used in industrial environments. This standard includes methods for sampling, determination of chlorine content, water content, residue on evaporation and nitrogen trichloride content.

How does it work?

The methods of sampling set out in this standard should be used, as appropriate, for the purposes of the specification. BS 3947:1976 also requires that the chlorine content of the vaporised liquid be no less than 99.5% when using the test method set out in appendix B. The standard also covers water content, residue on evaporation and packaging and marking. 

Who should buy it?

  • Inspectors
  • Regulatory bodies
  • Chemical engineers
  • Industrial engineers

Why BSI?

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Standard NumberBS 3947:1976
TitleSpecification for liquid chlorine
StatusConfirmed, Current
Publication Date30 September 1976
Confirm Date24 May 2021
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Amended ByAMD 7587
DescriptorsColorimetry, Nitrogen inorganic compounds, Liquid chlorine, Gravimetric analysis, Industrial, Chlorides, Calibration, Electrochemical methods, Sampling methods, Gas-volumetric analysis, Test equipment, Volatile matter determination, Dimensions, Electro-analytical methods, Vaporization, Evaporation residue determination, Water content determination, Determination of content, Chlorine, Photometry (chemical analysis), Chemical analysis and testing, Electric cells, Sampling equipment, Gas analysis, Design
Title in FrenchChlore liquide
Title in GermanFluessiges Chlor
ISBN0 580 09472 3
File Size1.077 MB

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