hydrogen sulphide

(redirected from Bisulphide)
Also found in: Dictionary, Medical.

hydrogen sulphide

a colourless poisonous soluble flammable gas with an odour of rotten eggs: used as a reagent in chemical analysis. Formula: H2S
References in periodicals archive ?
At a pH of 7.04, sulphur salts occur at a 50% concentration and when the pH is around 9.5 only bisulphide will exist ([HS.sup.-]).
The vasopressin is a protein, which has a bisulphide bond at two amino acid sequences and readily forms the channel, (42) whereas urea may not be able to form the channel-like vasopressin but, being a crystalloid particle, draws water more actively than vasopressin, thereby resulting in decreased [L.sub.P] value.
Larachi, "Anoxic Alkaline Oxidation of Bisulphide by Iron/Cerium Oxide Hydroxide: Reaction Pathway," AIChE J.
Nevertheless, the alternatives of thiourea, thiosulphate, thiocyanate, bisulphide, ammonia or halogens are not, except in special circumstances, really viable.
* In the rubber workers' laboratory-sulphur, chloride of sulphur, bisulphide carbon and other sulphides,