BS 5202-7:1990
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Methods for chemical analysis of tobacco and tobacco products Determination of alkaloids in smoke condensate of cigarettes (spectrometric method)
Hardcopy , PDF
11-15-1994
English
06-29-1990
Steam distillation of a solution of condensate when acid and then when alkaline. Measurement of absorbance of the second distillate.
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