CAS 11016-17-4 appears in our catalog under these names: R–Phycoerythrin, R-PHYCOERYTHRIN BIOREAGENT, PASSES TEST&, R-Phycoerythrin, R-PE (R-Phycoerythrin), 0%. Offered by: GLPBio, Sigma-Aldrich, Chemat, MedChemExpress. Available pack sizes: 100mg, 10mg, 5mg, 1MG, 25mg, 5 mg (22 mg/mL * 227 μL in buffer (buffer containing 60% (NH4)2SO4)), 10 mg (22 mg/mL * 455 μL in buffer (buffer containing 60% (NH4)2SO4)), 1 mg (22 mg/mL * 45 μL in buffer (buffer containing 60% (NH4)2SO4)).