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A modified kreis test suitable for photocolorimetry

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Oil & Soap

Summary

A sensitive form of the Kreis test for rancidity in fats and oils is described, in which the reaction occurs in a one-phase system, which is suitable for direct photometric measurement. The procedure is convenient and rapid and yields reproducible results.

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References

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Author information

Authors and Affiliations

  1. Western Regional Research Laboratory, Albany, California

    Morris F. Pool & Arthur N. Prater

Authors
  1. Morris F. Pool
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  2. Arthur N. Prater
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Additional information

Bureau of Agricultural and Industrial Chemistry, Agricultural Research Administration, U. S. Department of Agriculture.

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Pool, M.F., Prater, A.N. A modified kreis test suitable for photocolorimetry. Oil Soap 22, 215–216 (1945). https://doi.org/10.1007/BF02636705

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  • DOI: https://doi.org/10.1007/BF02636705

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