History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c36.s4: Chemistry in Rasaratnakara of Nityanatha.
History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c36.s4
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Chemistry in Rasaratnakara of Nityanatha.
c36.s4.1
*Test for killed mercury*—When the substance, being heated over a fire of paddy husks, remains unaltered in weight, it should be considered as reduced to a calx
c36.s4.2
Purified mercury should be stored in the hollow of a tooth or horn or bamboo
c36.s4.3
Directions for making factitious cinnabar (*makaradhvaja*) are here given.