| Product name： | 4-Hydroxybenzoic acid |
| Synonym： | |
| Purity： | 98% + by HPLC |
| Analysis Method： | |
| Identification Method： | |
| Appearance： | White Powder |
| Chemical Family： | Miscellaneous |
| Canonical SMILES： | OC1C=CC(=CC=1)C(O)=O |
| Botanical Source： | fruits of Catalpa bignonioides |