— hyposulphite, analysing, [208]
— — for neutralising bleaching powder, [127], [129]
— sulphide, oxidising, [191]
— sulphite, analysing, [208]
— — to neutralise bleaching powder, [128]
— -sulphur compounds in soda liquors, [191]
— thiosulphate, analysing, [208]
— thiosulphate for neutralising bleaching powder, [127], [129]
Soft water, objections to, [216]
Soluble sulphides for isolating cellulose, [67]