The optical crystallographic properties of some N. F. X substances

The optical crystallographic properties of anthralin, butyl aminobenzoate, danthron, drocarbil, hexestrol, histidine monohydrochloride, mestilbol, naphazoline hydrochloride, nitrofurazone, para‐aminohippuric acid, para‐nitrosulfathiazole, phthalylsulfacetamide, quinine dihydrochloride and quinine hydrochloride are reported. All compounds except mestilbol and quinone hydrochloride will be in the N. F. X. These data afford a rapid and specific method for identification.