Metamizole sodium ; Analgin; Novalgin ; Dipyrone;[(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4 -y l)methylamino]methanesulfonte CAS : 5907-38-0 Discription : white or yellowish crystalline powder , odorless, tiny bitter ; Easily soluble in water, little soluble in alcohol. Quality Standard : DAB10, CP2005 , EP5 , BP2000 Application : Analgin is Antipyretic analgesics of Pyrazolones. It indicated for treatment diseases caused by high fever and various pain. It is also indicated in fever, headache, rheumatic pain, neuralgia and dysmenorrheal ect. It is freely soluble in water and rapidly effect. It is prepared ampoules . Package : 25kg/ drum Storage : sealed , keep in room temperature. Period of retest : three years .