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Sulphur Vivum

Crude native evaporated to a syrupy consistence. Glycersulphur, or black sulphur, is of a grey or mouse- ine is also obtained from the water and washcolored powder. The same names are given ings left in the manufacture of lead or litharge to the residuum in the subliming pots, after plaster, by mixing them together, filtering, the preparation of flowers of sulphur; it gen- and submitting them to the action of 1 erally contains arsenic. stream of sulphuretted hydrogen, which pre cipitates the lead; the clear liquid, after samples by digesting them for several days settling, is decanted, filtered, and evapora- with powdered chalk, allowing the latter to ted to the consistence of syrup, in a water- subside, and decanting. (Schacht.) bath.