Chromogenic assay financial definition of chromogenic assay
Assay (redirected from chromogenic assay)
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To test precious metals
for their purity. This is important to commodities and futures
involving precious metals, in which the quality of the underlying
metals must be specified in the contract.
A test to determine the purity of gold, silver, or other precious metals. Metals used for delivery of futures contracts must be assayed to verify that they meet standards established by the exchange on which the contracts trade.
References in periodicals archive
The iron in the ultrafiltrate was quantified by a chromogenic assay
This method uses titration to a given concentration of heparin using either the protamine sulfate neutralization technique or a factor Xa inhibition chromogenic assay
However, such fragments may still possess significant anti-Xa activity and thus be detected via the chromogenic assay
28) As an alternative to clotting based tests, the chromogenic assays
are specific, but currently lack widespread availability.