Kober test

Ko·ber test

(kō'bĕr),
a test for naturally occurring estrogens, based upon the production of a pink color (absorption maximum: 520 mcm) when an estrogen is heated in a mixture of phenol and sulfuric acid.

Kober test

An obsolete test for naturally occurring oestrogens based on the generation of a pink colour when the test specimen is heated with phenol and sulphuric acid.

Kober,

Philip A., U.S. chemist, 1884–.
Kober test - a test for naturally occurring estrogens.