Glauber

Johann Rudolph, a German chemist; born in Karlstadt, in Franc on i a, in 1603. In 1648 he discovered hydrochloric acid while experimenting with oil of vitriol and common salt; he was probably the first to procure nitric acid; and his name has been transmitted in Glauber’s —— which he likewise discovered. He di in Amsterdam in 1668. Glauber’s Salt, sulphate of sodium, so called because of the importance attached to its chemical and medicinal properties by Glauber. It forms large colorle monoclinic prisms which effloresce on exposure to the air. It is soluble in water, and when heated melts in its water of crystallization. It is found in many localities, both di olved in the water of mineral springs and of salt lakes, round which it effloresces.