Record

RefNoHF/1/3/3/6/16
Previous numbers98HF.37.6.16
LevelItem
TitleE J Farrar, Commercial Solvents (Great Britain) Limited, Bromborough Port to T I Williams, Oxford
Date14 December 1944
DescriptionGives details of helvolic acid concentration obtained by submerged fermentation after 20 days' continuous aeration - comments on the chloroform extraction of gliotoxin - queries statement that 1 mg ZnSO4 per litre will suppress production of antibiotics - asks for clarification of the translation of serial dilution assay results into approximate concentration of helvolic acid in assayed material.
Extent2pp
AccessStatusOpen
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