Assay

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Assay

Metal purity test to confirm that the metal meets the standards for trading on a commodities exchange (commodities exchange center).

Assay

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.

assay

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 ?
Two modifications were tested to determine if the efficiency of this trap could be improved.
RSPB covert surveillance cameras monitored the trap belonging to a shoot in south west Northumberland and found the trap operator had failed to attend the trap at any point during the filming.
However, because our experimental design differed in offering a choice between two treatments at the same location and a decontaminated trap and a new trap free of the odor of disinfectant or previously captured animals, we expected that our experimental design would best be able to illuminate any difference in preference and would demonstrate whether small mammals did choose disinfectant-free traps.
The trap must also bear a metal tag with the owner's name, town and registration number, which is assigned to a trapper for life.
Don DeMaria, a decorated veteran of the fish trap battles, compared replacing longlines with fish traps to "trying to cure small pox with anthrax.
The main gear used to catch octopus is the octopus trap (covo), a small metal framed trap with a single entrance on the top (Fig.
Using a similar technique to sample several habitats over time, Duffey (1956) applied a tacky adhesive to the tops of canes to trap climbing spiders.
Consequently, interpretation of results for a particular trap type can only be made with some knowledge of the trap's performance relative to other trap types.
In my state land owners can shoot or trap beavers on their land year round without a license.
Though unique in initial appearance, the "3 Press" is similar to the 2-2-1 zone press ("2 Press") in that it is a conservative press that attempts to bait the opposition's ballhandler into dribbling down the sideline before setting a trap on the ballhandler.
As remuneration for the inclusion of Japan into the VEGF Trap collaboration, Regeneron will receive an upfront payment of $25 million, milestone payments related to potential approvals in Japan, and royalties on sales of the VEGF Trap in Japan.