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US 4,395,494 AGranted
Reagent and method for the determination of hydrazine
AssigneeMerck Patent GmbH
InventorsDetlef Bodart, Roland Bitsch
Life of this patent
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Abstract
4-dimethylaminocinnamaldehyde can be used as a reagent for determination of hydrazine in an aqueous solution. The reagent is especially stable and useful when dissolved in an ethylene glycol monoalkyl ether.
Claims9
A reagent for use in the colorimetric determination of hydrazine in an aqueous solution comprising 4-dimethylaminocinnamaldehyde and an ethylene glycol mono-C.sub.1-14 -alkylether.
Dependencies are inferred from the claim text.