A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c22.s1: Æthiops Mineral
A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c22.s1
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Æthiops Mineral
v1.c22.s1.1
(Kajjali or rasarpati p. 61)
v1.c22.s1.2
As might be expected from its mode of preparation, the substance always contains a large excess of free sulphur.
v1.c22.s1.3
0·645 gram subst; digested with carbon bisulphide, yielded 0·2845g. sulphur : whence free sulphur amounts to nearly 44 per cent.