Girard reagent

Gi·rard re·a·gent

(ji-rahr'),
the hydrazine of betaine chloride, used to extract ketonic steroids by forming water-soluble hydrazones with them.

Gi·rard re·a·gent

(ji-rahr' rē-ā'jĕnt)
The hydrazine of betaine chloride, used to extract ketonic steroids by forming water-soluble hydrazones with them.

Girard,

A., Swiss-born U.S. surgeon, 1841-1914.
Girard reagent - the hydrazine of betaine chloride, used to extract ketonic steroids by forming water-soluble hydrazones with them.