Molecular Formula: C11H11N4NaO3S¡ ¤ H2O Molecular Weight: 320.29 CAS .No: 38006-08-5 Characters: white crystalline or off-white crystalline powder, odorless Specification: CPV2005 Function: The medicine is a kind of sulfa drugs which not only have a strong power in antibiosis but also promotes growth, increase the output for eggs. Assay: ¡ à 98.0% Package: 25kg/ drum Storage: stored in a well-closed container, protected from light.