Petroleum Ether
C₅–C₈ alkanes · CAS 8032-32-4
Analytical and pharmaceutical grade petroleum ether for Soxhlet fat/lipid extraction, column and TLC chromatography, and non-polar analyte sample preparation. Available in 30–60 °C, 60–90 °C, and 90–120 °C boiling fractions.
Molecular Weight
~72–114 g/mol
Boiling Point
30–150 °C (fractions)
Density
0.63–0.76 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 | Pharma | AR |
|---|---|---|---|---|
| Distillation Range | ASTM D86 | °C | Stated range ±2 | Stated range ±2 |
| Residue on Evaporation | Gravimetric | ppm | ≤2 | ≤5 |
| Sulfur Content | Combustion | ppm | ≤0.5 | ≤1 |
★ 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 Petroleum Ether Is Used
Semiconductor Process
- Substrate hydrocarbon degreasing
- wafer organic contamination removal
Laboratory & Analytical
- Soxhlet fat & lipid extraction (ISO 6492)
- TLC development solvent
- normal-phase column chromatography
- non-polar metabolite extraction
Industrial & Other
- Edible oil & fats extraction
- rubber & polymer processing
- adhesive formulation
Packaging & Supply
Available Container Formats
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Our application engineers respond with full CoA data, ICP-MS reports, and supply chain details within one business day.