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单词 grey oxide of mercury
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grey oxide of mercury
grey oxide n. Chemistry and Pharmacology Obsolete (more fully grey oxide of mercury) a grey-black solid consisting of a mixture of mercuric oxide and mercury, formerly used in antisyphilitic preparations.
ΚΠ
1806 Philos. Mag. 23 57 With phosphoric acid we treated ten grammes of gray oxide, obtained by decomposing by ammonia a solution of a sulphate of mercury at the minimum.
1835 Medico-chirurg. Rev., & Jrnl. Pract. Med. 23 420 The system is very readily and rapidly brought under the influence of mercury by means of the fumes of the grey oxide administered in a proper apparatus.
1856 Lancet 19 July 77/2 He then pointed out the practical objection to the use of the grey oxide of mercury, arising from its very uncertain composition as procured from the shops.
1924 C. M. Campbell & A. K. Detwiller Lazy Colon xviii. 124 Mercurial purgatives... Only the calomel that is changed in the intestine into gray oxide is active.
extracted from greygrayadj.n.
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