Packing: in 100g aluminum foil bagAppearance: dark aeruginous or dark brown-red powder, odorless, alterative with light and heatSolubility: soluble in water and methanol, almost not soluble in acetoneAbsorption: max absorption at 216nm, 263nm and 784nm wave lengthLoss on drying: 6.0% maxHeavy metal: 10 ppm maxSodium iodate: 5.0% max on dry basisAcetone: 0.5% maxBacterial endotoxin: max 7.1EU/1mgC43H47N2NaO6S2 Content: 94.0% - 105.0% on dry basis