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IP 374: Determination of coumarin content of kerosine - Fluorimetric and high performance liquid chromatography methods
- Method adopted/last revised: 2001
- Method reapproved: 2006
- REF/ISBN: IP374-2934869
- Status: Current
- First printed in STM books: January 2001
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Scope
Two methods are described for the identification and determination of coumarin (1,2-benzopyrone) in marked kerosine within the 0,2-4,0 mg/l range. A method is described in Annex A1 which may be useful for the qualitative detection of coumarin at levels lower than normal.
NOTE - The normal level of addition prescribed in the UK by HM Customs and Excise is 2 mg/l.
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