حمض البنزويك
| Kind | Excipient |
|---|---|
| Class | Antioxidants, chelators & preservatives — antimicrobial preservative (organic acid) |
| Synonyms | benzenecarboxylic acid, carboxybenzene, E210 |
| Common uses / forms | Antimicrobial preservative for oral liquids and topicals; effective at acidic pH; typical 0.1-0.5% |
| Properties | White crystals or flakes, slightly water-soluble, sublimable; pKa ~4.2 so activity depends on undissociated form at low pH; precursor to sodium benzoate |
| Compendia | USP, EP, BP, JP |
| Sourcing origins | China, EU, India |
| Dominant inbound route | Hormuz |
| Indicative price band | $ (< $10 / kg) |
| Indicative lead time | short (30–50 days) |
| Notes | Only active below ~pH 4.5; commodity supply; verify chlorinated/phthalate impurity limits for pharma grade |
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Cite as: AUPAM Experts' Office, Benzoic acid — sourcing profile (Excipient) — AUPAM Data Bank, retrieved 2026-08-31, https://aupameo.org/datasets/databank/e-benzoic-acid.html