... ,pharm&tech grade PVP PolyvinylpyrrolidonePVP K30PVP K90PVP K15PVP K17PVP pharma grade (PVP K)SpecificationK-valueSolid, %pHNVP, %PVP K30 Powder27-33 95 ... -19 95 min.3-7 0.01 max.PVP K90 Powder88-98 95 min.5-90.01 max ... PVP technical grade (PVP-K)SpecificationK-valueSolid, %pHNVP, %PVP K30 Powder27-33 95 min.3 ... -98 95 min.5-9 0.1 max PVP K30 K90/Povidone/Polyvinylpyrrolidone/9003-39-8