Technical Data Sheet
ACS Reagent
| Test | Specification | Typical | Method | Source |
|---|---|---|---|---|
| Assay (sum of 5 isomers, total hexanes, plus methylcyclopentane) | min. 98.5 % | 99.5 % | Gas chromatography (GC) | ACS Reagent Chemicals |
| n-Hexane | 45.0% min. | 57.5 % | — | ACS Reagent Chemicals |
| Residue After Evaporation | 0.001% max. | 0.0002 % | — | ACS Reagent Chemicals |
| Sulfur Compounds (as S) | 0.005% max. | 0.00002 % | — | ACS Reagent Chemicals |
| Thiophene | To Pass Test | Passes test | — | ACS Reagent Chemicals |
| Water Soluble Titratable Acid | 0.0003 meq/g max. | 0.00001 meq/g | — | ACS Reagent Chemicals |
| Substances Darkened by Sulfuric Acid | To Pass Test | Passes test | ACS monograph procedure (sulfuric acid shake test), visual comparison | Interpreted |
Specification values are guaranteed limits. Typical values are representative of production lots and are not guaranteed. Lot-specific certificates of analysis ship with every order.
| Grade | Concentration | Typical Assay | SKU | TDS |
|---|---|---|---|---|
| This grade ACS Reagent | — | — | current | current |
| Technical Grade | — | — | hexane-technical-grade-1 | View TDS → |
Typical assay shown is the rolling-window mean from the sibling product's most recent lots. Grade selection drives downstream end-use — verify the sibling grade matches your specification before substitution.
| Property | Value | Source |
|---|---|---|
| Appearance | Passes Test (clear, colorless liquid) | ACS Reagent Chemicals |
| Form | Liquid | Published reference |
| Color | 10 max. | ACS Reagent Chemicals |
| Odor | Gasoline-like odor | Published reference |
| Specific Gravity (20 °C) | 0.655 - 0.685 | Interpreted |
| Density | 0.659 at 68 °F (USCG, 1999) - Less dense than water; will float | Published reference |
| Boiling Point | 62 - 70 C | Interpreted |
| Melting Point | -139 °F (NTP, 1992) | Published reference |
| Flash Point | -9.4 °F (NTP, 1992) | Published reference |
| Vapor Pressure | 120 mmHg at 68 °F ; 180 mmHg at 77 °F (NTP, 1992) | Published reference |
| Solubility (water) | less than 1 mg/mL at 61.7 °F (NTP, 1992) | Published reference |
| Refractive Index (nD 20) | 1.372 - 1.380 | Interpreted |
| Material | Rating | Max T (°C) | Notes | Source |
|---|---|---|---|---|
Buna-N (NBR) elastomer | Good | 80 | Good for non-aromatic hydrocarbons; poor for aromatics. | Parker O-ring Chemical Compatibility |
EPDM elastomer | Not recommended | — | Swells in hydrocarbons; never use. | Parker O-ring Chemical Compatibility |
Viton (FKM) elastomer | Excellent | 100 | Standard for hydrocarbon service. | Parker O-ring Chemical Compatibility |
PTFE fluoropolymer | Excellent | 200 | Universal. | Cole-Parmer Chemical Compatibility |
316L Stainless Steel metal | Excellent | 100 | Inert. | Cole-Parmer Chemical Compatibility |
Carbon Steel metal | Good | 80 | Acceptable for dry hydrocarbons. | Cole-Parmer Chemical Compatibility |
HDPE thermoplastic | Not recommended | — | Aromatic solvents swell and dissolve HDPE. | Cole-Parmer Chemical Compatibility |
Ratings reflect the service envelope (concentration × temperature) shown. Always confirm against your specific duty cycle and contact-time before equipment selection. The most cautious rating across overlapping references is shown.
Showing 7 of 7 materials compatible at the selected envelope.
| Material | Rating | Max T (°C) | Notes |
|---|---|---|---|
Buna-N (NBR) elastomer | Good | 80 | Good for non-aromatic hydrocarbons; poor for aromatics. |
EPDM elastomer | Not recommended | — | Swells in hydrocarbons; never use. |
Viton (FKM) elastomer | Excellent | 100 | Standard for hydrocarbon service. |
PTFE fluoropolymer | Excellent | 200 | Universal. |
316L Stainless Steel metal | Excellent | 100 | Inert. |
Carbon Steel metal | Good | 80 | Acceptable for dry hydrocarbons. |
HDPE thermoplastic | Not recommended | — | Aromatic solvents swell and dissolve HDPE. |
Transport descriptions reflect 49 CFR 172.101 lookup at time of publication. Sourced data: ECHA CLP Annex VI for harmonised classifications, NIOSH Pocket Guide for REL/IDLH, OSHA Z-Tables for PEL. Always verify against the latest regulatory text before shipment-critical decisions.
One zipped download containing the TDS, SDS, latest lot COA (when available), and a fresh Letter of Continuing Guaranty for Hexane ACS Reagent Grade. Every file included is SHA-256 hashed and listed in a manifest your QA team can audit.
Cross-references are informational. Confirm against the manufacturer's current specification before substitution. Competitor trademarks are property of their respective owners.
Hexane ACS Reagent Grade (ACS Reagent) is a nonpolar solvent used for hydrocarbon extraction, coatings, and degreasing.
Highly flammable and electrostatic-prone. Use grounded transfer equipment and inert gas blanketing where appropriate.
For full hazard, PPE, and emergency response guidance, refer to the Safety Data Sheet (SDS) for this product. The SDS controls in all cases where guidance differs.
UN1208, Hexanes, 3, PG II
Sourced from 49 CFR 172.101. Confirm against shipping documents and carrier requirements before tender.
Last reviewed 2026-06-18 by Andre Taki, DOT Hazmat Specialist.
| Version | Date | Change | Trigger |
|---|---|---|---|
| 1.3 | 2026-08-05 | Canonical data updated: 4 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.2 | 2026-07-22 | Canonical data updated: 2 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.1 | 2026-06-18 | Canonical data re-verified: 3 fields updated against independent vendor SDSs, CLP Annex VI, 49 CFR, and OSHA HazCom 2024 (GHS classification, hazard/precautionary codes, signal word, physical properties as applicable).
| canonical_change |
| 1.0 | 2026-05-20 | Initial URL-first TDS published from canonical chemistry registry. | initial |
This Technical Data Sheet is provided for technical reference. The Safety Data Sheet (SDS) controls in all cases where guidance differs. Values reflect Alliance Chemical canonical data at time of generation; subsequent revisions are recorded in the Revision History above.