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Sulfapyridine (5)CAS RN:144-83-2
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AFINE CHEMICALS LIMITEDTelephone:+86-571-85232125;85232161;85134551
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Suntin MediPharma Co. Ltd.Telephone:+86 755 8386 5062 ; +852 2690 9351
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Maxpharm GroupTelephone:86-27-85350493 85485956
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