PRODUCT:Trypticase(Tryptic) Soy Broth (Casein Soya Bean Digest Broth) (Soybean Casein Digest Broth) 1.brand:HKM CHINA FROM:Guangdong,CHINA. 2.Usage: for sample preparation and pre-incubation in Microbiological Examination of Nonsterile Products: tests for specified microoganisms(USP\EP) of Drugs and biological products 3.Huankai is one of biggest manufacturer in China. HKM media is famous for its good quality and good package. 4.Storage:Keep container tightly closed,store in a cool ,dry place,away from bright light. 5.packing specification 500grams per bottle