Last updated: April 23, 2026
Who Supplies Perfluorohexyloctane (PFHO) to Pharma?
Perfluorohexyloctane (PFHO; CAS 355-44-4) is typically sourced from specialty fluorochemical manufacturers and ingredient distributors. In pharma-facing supply chains, companies usually qualify PFHO under a controlled grade (often cosmetic/pharma-leaning), with documentation packaged for regulatory and quality requirements (COA, SDS, impurity profiles, and change-control terms).
Which supplier categories sell PFHO at scale?
1) Primary fluorochemical manufacturers (best for direct quality agreements)
PFHO is a specialty perfluorinated liquid. In practice, pharma supply tends to consolidate through:
- Manufacturers of perfluorinated hydrocarbons (bulk and semi-bulk)
- Firms that produce PFHO as an intermediate or specialty feedstock for medical-grade formulations
2) Ingredient distributors (best for procurement speed and lot consolidation)
Distributors typically offer PFHO under:
- Contractual supply with multiple upstream sources
- Lot-level COAs and controlled shipping lanes
- Faster turnaround for small-to-mid pharma R&D orders
3) CMO-adjacent “formulation ingredient” channels
Where PFHO is used in injectable/dermal formulations or as a component in delivery systems, some formulation suppliers carry PFHO as part of their formulation kit ecosystem, bundling:
- Application support
- Packaging configuration choices (bottles, drums)
- Stability and compatibility documentation (when available)
Which named suppliers are used for PFHO in regulated purchasing?
Below are the supplier names that are commonly listed in public catalog channels for PFHO and perfluorinated specialty liquids used in biomedical applications. These entities supply PFHO either directly or through distribution networks.
Manufacturer / specialty chemical suppliers
| Supplier |
Typical sourcing mode |
What buyers usually contract for |
| Alfa Aesar (Thermo Fisher Scientific) |
Catalog chemical |
COA and SDS for lot traceability (R&D and non-clinical use) |
| Sigma-Aldrich (Merck) |
Catalog chemical |
SDS and COA access through lot numbers |
| TCI Chemicals |
Catalog chemical |
COA/SDS and standard packaging |
| Santa Cruz Biotechnology |
Catalog chemical |
COA/SDS and ready-to-order lots |
| Apollo Scientific |
Distributor-like supply |
Medical/research-ready grade lines and documentation packages |
Biomedical / specialty ingredient supply channels
| Supplier |
Typical sourcing mode |
Where PFHO shows up in purchase orders |
| MedChemExpress |
Distributor |
Research-scale PFHO listings with standard documentation |
| Selleck Chemicals |
Distributor |
PFHO for screening/formulation research orders |
| Cayman Chemical |
Distributor |
Biomedical research ordering through catalog SKUs |
What procurement terms matter most for pharma?
For pharma, PFHO purchasing usually hinges on documentation and quality terms more than price alone. Typical requirements include:
- Quality documents
- Certificate of Analysis (COA) per lot
- Safety Data Sheet (SDS)
- Impurity or residual solvent statements (if provided)
- Certificate of Origin (often requested)
- Change control
- Notification of supplier process changes
- Bottle/trade name or packaging changes
- Regulatory readiness
- Reference to suitability for GMP-manufacturing components where applicable
- Traceability to batch/lot
- Supply reliability
- Lead times by pack size
- Backup sourcing terms for critical lots
How to choose between suppliers (fast decision grid)
| Buyer priority |
Best-fit supplier type |
Rationale |
| Need tight QA paper trail for early development |
Catalog chemical suppliers |
Standard COA/SDS per lot; fast access to documentation |
| Need faster qualification with controlled documentation |
Distributors with multiple upstreams |
Can provide lot traceability and reconcile with QA systems |
| Need GMP-ready supply at scale |
Direct manufacturer or dedicated contract supply |
Direct quality agreement leverage and controlled production planning |
| Need smaller lots for formulation trials |
Distributors / catalog suppliers |
Stock availability and flexible pack sizes |
Where PFHO is commonly used in drug-adjacent products
PFHO shows up in drug-delivery and formulation contexts as a perfluorocarbon liquid, including use in:
- Delivery systems and phase-stable formulations
- Perfluorocarbon-based imaging or circulation-related research programs
- Topical/dermal formulation development where oxygen or stability performance is targeted
This usage pattern drives the supplier mix: R&D purchasing dominates early, then contracts shift toward direct manufacture for scale.
What “right grade” usually means for PFHO
Most public listings do not use a single universal “pharma grade” label for PFHO. In practice, pharma teams qualify PFHO based on:
- Purity (assay and impurity limits as shown on COA)
- Halogenated impurity profile (when disclosed)
- Water content / nonvolatile residue where applicable
- Consistency across lots (tracked over multiple orders)
- Container compatibility (materials of construction and headspace considerations)
Key Takeaways
- PFHO is supplied via specialty fluorochemical manufacturers and research chemical distributors that provide lot-specific COA and SDS.
- For faster procurement, buyers typically start with catalog distributors (Alfa Aesar/Thermo, Sigma-Aldrich/Merck, TCI, Santa Cruz, Apollo, Cayman, MedChemExpress, Selleck).
- For pharma qualification and scale, the supply strategy usually shifts toward direct manufacturer contracting or distributors that can guarantee controlled upstream lots and change-control terms.
FAQs
1) What is the primary chemical identifier for PFHO used in sourcing?
Perfluorohexyloctane is commonly referenced by CAS 355-44-4 in supplier catalogs and COAs.
2) Are PFHO suppliers interchangeable without requalification?
No. Pharma qualification typically re-tests identity, purity, impurities, and functional performance per change in supplier or lot history.
3) Which supplier path is best for R&D orders?
Catalog distributors generally provide the fastest ordering and documentation access for early development.
4) Which supplier path fits GMP-scale supply?
Direct manufacturers or dedicated contract supply arrangements are typically the route when GMP-grade expectations and long-term supply assurance matter.
5) What documents should accompany each PFHO lot purchase?
COA and SDS per lot are the baseline; pharma buyers often add impurity statements, residual solvent/water where available, and change-control terms.
References
[1] Thermo Fisher Scientific (Alfa Aesar). Perfluorohexyloctane product listings and documentation access.
[2] Merck/Sigma-Aldrich. Perfluorohexyloctane product listings and SDS/COA by lot.
[3] TCI Chemicals. Perfluorohexyloctane catalog listing.
[4] Santa Cruz Biotechnology. Perfluorohexyloctane catalog listing.
[5] Apollo Scientific. Perfluorohexyloctane supplier listing.
[6] Cayman Chemical. Perfluorohexyloctane catalog listing.
[7] MedChemExpress. Perfluorohexyloctane product listing.
[8] Selleck Chemicals. Perfluorohexyloctane product listing.
