Salmonella O:19 (E4) 3ml^ Salmonella O:19 (E4), prepared for use in serological identification of organisms belonging to the genus Salmonella, Antisera are supplied in a dropper bottle containing 3.0 ml of ready-to-use diluted Antisera with 0.1% sodium azide as preservative, Storage: 2-8C, Size: 3ml
