SEARCH Articles Figures Tables Hydrogen sulphide preparation Preparation and Properties of Sulphides Preparation of Chromium(III) Sulphide Preparation of Crystalline Cadmium Sulphide Preparation of Hydrogen Sulphide Preparation of Hydrogen Sulphide from Its Elements Preparation of Sodium Sulphide Preparation of Sulphides using Organomagnesium, Organoboron, or Organophosphorus Reagents Preparation of Vinyl Sulphides Sulphide nanoparticles preparation