chemical test
qualitative or quantitative procedure designed to detect presence of, or quantify, a chemical compound or group
flame test
analytic procedure used in chemistry to detect the presence of certain elements
Griess test
Test to detect nitrite ions in aqueous solution
epigenetic clock
biochemical test
Indole test
microbiological and biochemical method for identification
spot analysis
Chemical test
drug testing
technical analysis of a biological specimen to determine the presence or absence of drugs or their metabolites
Winkler test for dissolved oxygen
test to determine concentration of dissolved oxygen in water
Acid test
any qualitative chemical or metallurgical assay which uses acid; most commonly, and historically, the use of a strong acid to distinguish gold from base metals
pill testing
chemical test for authentication of psychoactive drugs, and detection of adulterants
Chen-Kao reaction
method for determining the presence of phenylalkylamines
litmus test
use of litmus paper to test whether a solution is acidic or basic