Chemist, geologist, metallurgist, naturalist, industrialist, and philosopher (1788-1869) known for his discoveries of several chemical products extracted from tar, such as eupione, waxy paraffin, pittacal (the first synthetic dye), and phenol (an antiseptic). ALS in German, signed “Reichenbach,” one page both sides, 9 x 11.5, September 10, 1860. Untranslated handwritten letter by Reichenbach. In very good to fine condition, with a few small edge tears and wrinkling to corners.
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