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Origin of bleaching powder
Examples from the Web for bleaching powder
A solution of bleaching-powder gives with solution of the sulphate a purple colour changing to red-brown.Aids to Forensic Medicine and Toxicology|W. G. Aitchison Robertson
For this purpose a filtered solution of bleaching-powder and a very dilute solution of nitric acid may be employed.
The important element in bleaching-powder is the chlorine which it contains.Electricity and Magnetism|Elisha Gray
The second modification of bleaching-powder is designated "puratylene," and contains calcium chloride and quick or slaked lime.
Arsenic is insoluble in the acid, but immediately dissolves in the bleaching-powder.