for the following products
4-Nitrophenyl phosphate disodium salt | 4-Nitrophenyl phosphate disodium salt 6-hydrate | 4-Nitrophenyl phosphate disodium salt 6-hydrate, Reag. | Disodium 4-nitrophenylphosphate | PNPP, disodium salt and p-Nitrophenyl phosphate disodium salt
