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A nomogram for 50 % end-point interpolation

Published online by Cambridge University Press:  15 May 2009

K. A. Lim
Affiliation:
The Department of Bacteriology, University College Hospital Medical School, London
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In certain types of titrations the experimental results are obtained as percentages, say of mortality, at different dilutions in geometric progression of the test material. The result of a titration is then expressed as the 50% end-point which is estimated by interpolation as follows.

Type
Research Article
Copyright
Copyright © Cambridge University Press 1954

References

REFERENCES

Belyavin, G., Westwood, J. C. N., Please, N. W. & Smith, W. (1951). J. gen. Microbiol. 5, 546.CrossRefGoogle Scholar
Thompson, W. R. (1947). Bact. Rev. 11, 115.CrossRefGoogle Scholar