A sensitive test for the presence of arsenic, in which nascent hydrogen generated by the addition of hydrochloric acid and zinc is used to reduce…
| 单词 | θ67354 |
| 释义 | the world > matter > chemistry > chemical assay or analytical chemistry > [noun] > acetimetry > assay (3) Marsh test1837 A sensitive test for the presence of arsenic, in which nascent hydrogen generated by the addition of hydrochloric acid and zinc is used to reduce… four-point assay1940 (see quot.). radioassay1945 An assay performed by measuring the radioactivity of a radioisotope. |
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