n-Hexane
C₆H₁₄ · CAS 110-54-3
High-purity n-hexane for edible oil and food fat extraction (Soxhlet method, ISO 6492 / AOAC standards), normal-phase HPLC, and pharmaceutical seed oil extraction. Low benzene (≤1 ppm) for food-safety compliance.
Molecular Weight
86.18 g/mol
Boiling Point
69 °C
Density
0.659 g/mL
Molecular Formula
Available Grades
Analytical Specification
Analytical Specification Table
All values represent maximum allowable limits unless noted ≥. A lot-specific Certificate of Analysis (CoA) with ICP-MS, LPC, and GC data is issued for every shipment. Full data packages available on request.
| Parameter | Test Method | Unit | HPLC-G | AR |
|---|---|---|---|---|
| Assay (GC, n-hexane) | GC-FID | % | ≥96 | ≥97 |
| Water Content (KF) | Karl Fischer | ppm | ≤20 | ≤200 |
| Benzene | GC-FID | ppm | ≤0.5 | ≤1 |
| Total Aromatics | GC-FID | ppm | ≤50 | ≤200 |
| Residue on Evaporation | Gravimetric | ppm | ≤1 | ≤5 |
★ G5 = SEMI C1 Tier D (6N grade). All metal values by ICP-MS. Particle counts by in-line LPC during ISO Class 3 fill. CoA available on request.
Grade Comparison
G1 → G5 Purity Scale
Select the grade that matches your process node and contamination budget. Every grade is available from PureTech with full lot CoA and ICP-MS data.
All grades tested by ICP-MS (28 elements), in-line LPC (ISO Class 3 fill), and Karl Fischer titration. G5 = SEMI C1 Tier D. Full CoA per lot. Request CoA template →
Application Areas
Where n-Hexane Is Used
Semiconductor Process
- Substrate hydrocarbon degreasing
- polymer thin-film characterization
Laboratory & Analytical
- Soxhlet fat extraction (ISO 6492)
- Normal-phase HPLC
- TLC development
- Pesticide residue extraction (QuEChERS)
Industrial & Other
- Soybean, rapeseed, sunflower oil extraction
- rubber viscosity processing
- adhesive carrier
Packaging & Supply
Available Container Formats
Get Started
Request a Sample or
Technical Quote
Our application engineers respond with full CoA data, ICP-MS reports, and supply chain details within one business day.