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Description: | Four samples of radioactive B12 vitamins, c. 1950. Mounted on the original (1950's) display card, 29.5 cm x 13.3cm bearing the legend "The specimens of radioactive vitamin B12 factors contain the following radioactive isotopes (all produced in the atomic pile at Harwell): 4 glass tubes 6mm O.D. 4.5cm long, corked, containing (L to R): 60Co, 32P, 14C, 35S-labelled vitamin B12 as small quantities of a dark red powder | License: | http://creativecommons.org/licenses/by-nc-sa/2.5/ | Source: | Science Museum | Identifier: | 1976-615 | Go to resource |
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