purpurin
The American Illustrated Medical Dictionary · 1913 · p. 20
(pur’pu-rin). 1. Same as usroerythrin. 2. A red, crystallizable principle, C,,H,O;, from madder: it gives a red or violet stain.
Bu kavram başka kaynaklarda da geçiyor
A French-English Dictionary for Chemists (1921)
French-English and English-French Commercial Dictionary (1918)
The Student's Medical Dictionary (1896)
An Illustrated Encyclopedic Medical Dictionary (1894)
The American Dictionary and Cyclopedia
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