...Then give sulphide of mercury, 3 grains,two or three times on alternate nights... 
Harrison Weir 「Our Cats and All About Them」
...The material for the toning or darkening of the bleached print is the chemical substance, sodium sulphide, of the formula Na2S·9H2O...
John A. Tennant 「Bromide Printing and Enlarging」
...For this reason, it is best to make up the sulphide into solution of 20 per cent strength, and add this to water to make the toning bath...
John A. Tennant 「Bromide Printing and Enlarging」
... This sulphide will give tones which are sepia brown with most papers...
John A. Tennant 「Bromide Printing and Enlarging」
...This makes a bath which contains about one per cent real sulphide, corresponding with about a 3 per cent solution of the sulphide as purchased...
John A. Tennant 「Bromide Printing and Enlarging」
...Impure air, or sulphuretted hydrogen, browns or blackens white lead,converting it partially or wholly into sulphide...
George Field 「Field's Chromatography」
...To the colour of oxide of zinc, sulphurettedhydrogen is altogether harmless; sulphide of zinc being itself white...
George Field 「Field's Chromatography」
...If the former parted with some of its sulphur to thelatter, sulphide of lead would result, which is black...
George Field 「Field's Chromatography」
...Under this name a lemon sulphide of cadmium has lately appeared, towhich the foregoing remarks are applicable...
George Field 「Field's Chromatography」
...The former gas may be continuously passed into the coloursuspended in water, or a strong solution of the latter sulphide bepoured upon it, and the yellow remains unchanged...
George Field 「Field's Chromatography」
...Called also Mineral Yellow, has improperly been classed as anorpiment, from which it differs in not being a sulphide, and incontaining lead...
George Field 「Field's Chromatography」
...Like lead sulphide, the sulphide of thallium rangesfrom brown to brownish-black, or grey-black; and, like it too, issubject to oxidation and consequent conversion into colourless sulphate...
George Field 「Field's Chromatography」
...Crookes, who discovered this new metal in 1861, believes that thedeep orange shade observable in some specimens of sulphide of cadmium isdue to the presence of thallium...
George Field 「Field's Chromatography」
...He has frequently found it, he says, inthe dark-coloured varieties, and considers the variations of colour incadmium sulphide to be owing to traces of thallium...
George Field 「Field's Chromatography」
...They have all become pale, whitish,or of a drab cast, evidently through the oxidation of the sulphur, orrather the sulphide of iron formed during the calcination...
George Field 「Field's Chromatography」
...This substanceis the sulphide of lead, found native in the beautiful lead ore, orGalena, of Derbyshire...
George Field 「Field's Chromatography」
..."Calcium sulphide, possibly; I sawthem spreading it above ground in the sun...
Various 「Astounding Stories of Super-Science, June, 1930」
..."Replenishing the supply of sulphide," whispered Winslow...
Various 「Astounding Stories of Super-Science, June, 1930」
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