كلوروكريزول
| Kind | Excipient |
|---|---|
| Class | Antioxidants, chelators & preservatives — antimicrobial preservative (halophenol) |
| Synonyms | 4-chloro-3-methylphenol, p-chloro-m-cresol, PCMC, 4-chloro-m-cresol |
| Common uses / forms | Antimicrobial preservative for creams, emulsions and some aqueous parenterals; typical 0.075-0.2% |
| Properties | Colorless to pinkish crystals, slightly water-soluble, more soluble in oils/alcohol; broad antibacterial/antifungal action; partitions into oil phase and rubber |
| Compendia | EP, BP |
| Sourcing origins | China, India, EU |
| Dominant inbound route | Hormuz |
| Indicative price band | $$ ($10–100 / kg) |
| Indicative lead time | medium (50–80 days) |
| Notes | PhEur/BP preservative (no USP-NF monograph). Inactivated by nonionic surfactants and absorbed by rubber closures; skin irritant/sensitizer; account for oil/water partition when setting use level |
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Cite as: AUPAM Experts' Office, Chlorocresol — sourcing profile (Excipient) — AUPAM Data Bank, retrieved 2026-08-31, https://aupameo.org/datasets/databank/e-chlorocresol.html