CHEMICAL FEATURES CAS NO: 130-37-0 Molecular formula: C11H9NaO5S·3H2O Molecular weight: 330.29 Appearance: White crystalline powder Melting point: 121-124°C Solubility: Free soluble in water SPECIFICATIONS: Item Menadione ContentWater ContentMSB9650.0% min13.0% maxMSBC33.9% min13.0% maxFUNCTION Synthesize thrombase in animals liver, maintain the normal congealing time. As feed additive, MSB is the important and essential nutriment substance for animals and beasts. If effectively prevents the blood disease, strengthen the resistibility. STORAGE Store in original unopened cartons under temperature 25°C and in dry place as well. Expiry 12 months from the date of production in original sealed boxes. Once the original cartons have been opened, please use the goods within a short period