Poly-DL-ornithine hydrobromide

Poly-DL-ornithine hydrobromide, suitable for cell culture, Mol wt 3,000-15,000

Poly-DL-ornithine hydrobromide, suitable for cell culture, Mol wt >30,000

Poly-DL-ornithine hydrobromide, mol wt 15,000-30,000