assay

an appraisal of the state of affairs

“they made an assay of the contents”

make an effort or attempt

analyze (chemical substances)

a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components; frequently used to test for the presence or concentration of infectious agents or antibodies etc.

a substance that is undergoing an analysis of its components

a written report of the results of an analysis of the composition of some substance