Solid iron oxide nanospheres (purity > 99.95%) only. 
Surface activated by the coating of polydopamine (PDA), enabling many biological applications including cell adhesion, phagocytosis, and penetrating the brain-blood barrier (BBB).
CV< 10% and Roundness > 0.950
Provided in ethanol
Concentration available to choose from: 100 mg/ml (i.e. 10 % w/v)
Sizes available to choose from 100 nm - 500 nm
Can be easily surface functionalized and adapted to aqueous solvents