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A modified ‘pyrethrin II’ assay
Author(s) -
Mitchell W. M.,
Tresadern F. H.
Publication year - 1955
Publication title -
journal of the science of food and agriculture
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.782
H-Index - 142
eISSN - 1097-0010
pISSN - 0022-5142
DOI - 10.1002/jsfa.2740060811
Subject(s) - titration , chemistry , chromatography , organic chemistry
The ‘pyrethrin II’ determination by the A.O.A.C. (or Seil) method is modified by separating chrysanthemumdicarboxylic acid from accompanying water‐insoluble acidic matter, before titration. Lower and more accurate results are thereby obtained.