626. Sevum.—Suet. Mutton Suet.
The internal fat of the abdomen of O'vis a'ries (Fam. Bovidae), purified by melting and straining. Suet should be kept in well-closed vessels impervious to fat. It should not be used after it has become rancid.
DESCRIPTION.—White, unctuous, smooth solid, melting at about 48°C. (113°F.). Sevum Praeparatum (U.S.) is identical with suet as above described.
CONSTITUENTS.—Stearin, palmitin, and olein, with a preponderance of the first mentioned.
USES.—Lenitive, as an external application and as a base for unctuous preparations.