...This acid may beobtained in a solid and dry state, called anhydrous sulphuric acid...
Samuel D. Humphrey 「American Handbook of the Daguerrotype」
...Is either the anhydrous oxide, the hydrate oxide, or hydrated basiccarbonate of zinc...
George Field 「Field's Chromatography」
...It may, indeed, be renderedcomparatively insoluble in water by ignition; but the anhydrous oxide soobtained is nearly black, and as a colour worthless...
George Field 「Field's Chromatography」
...Obtained anhydrous by dry modes, this is the only chrome oxideavailable in enamelling, and is the one seen on superior porcelain...
George Field 「Field's Chromatography」
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