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RefNoHF/1/19/5/9/53
Previous numbers98HF.208.9.53
LevelItem
TitleLetter from Edward Gurr, Michrome Laboratories, Upper Richmond Road West, London to Howard Walter Florey
Date26 January 1959
DescriptionIs sending sample of carbon, as used for carbochrome ink, in powder form - gives directions for making suspension - is enclosing thick paste of carbon, which contains a surface active agent but no preservatives - suggests this be diluted in water, shaken, allowed to stand, and decanted.
AccessStatusOpen
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