Benzopurpurin 4B (Direct Red 2, CI 23500, 3,3'-Dimethylbiphenyl-4,4'-bis-2-aminonaphthylazo-6-sulfonate)

2BScientific Product Bundle Deals

Order from the new range of promotional product bundles from selected suppliers, sold exclusively from 2BScientific. View our offers page to see our full list of bundles and offers, or contact us for more details.