Industrial chemicals · Taylor, TXTechnical Data Sheet
Methyl n-Propyl Ketone (MPK) ACS
ACS Grade · 94%
Identity & Composition
- Product Name
- Methyl n-Propyl Ketone (MPK) ACS
- Alliance Code
- methyl-n-propyl-ketone-mpk-acs
- Grade
- ACS Grade
- Concentration
- 94%
- CAS Number
- 107-87-9PubChem
- Formula
- C5H10OPubChem
- Molecular Weight
- 86.13PubChem
- Product Type
- pure_substance
Specifications
| Test | Specification | Typical | Method | Source |
|---|---|---|---|---|
| Assay (Methyl Propyl Ketone) | 99.50 MIN % | 99.9 % | Gas chromatography (Eastman TCMD-A-AN-G-GC-170) | Supplier specification |
| Acid as Acetic | 0.0200 MAX % | 0.0015 % | Titration (Eastman TCMD-A-AN-G-VA-12) | Supplier specification |
| Methyl Isobutyl Ketone | 0.10 MAX % | 0.01 % | Gas chromatography (Eastman TCMD-A-AN-G-GC-170) | Supplier specification |
| Other Ketones | 0.10 MAX % | 0.03 % | Gas chromatography (Eastman TCMD-A-AN-G-GC-170) | Supplier specification |
| Water | 0.1000 MAX % | 0.015 % | Karl Fischer (Eastman TCMD-A-AN-G-VA-336) | Supplier specification |
| Residue After Evaporation | 0.001 wt % max. | 0.0002 wt % | ASTM D1353 | 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.
Available GradesSame CAS, alternate grades and concentrations
| Grade | Concentration | Typical Assay | SKU | TDS |
|---|---|---|---|---|
| This grade ACS Grade | 94% | — | current | current |
| Reagent | — | — | methyl-n-propyl-ketone-mpk | 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.
Physical & Chemical Properties
| Property | Value | Source |
|---|---|---|
| Appearance | colorless transparent liquid | Supplier specification |
| Form | Liquid | Published reference |
| Color | 15 MAX pcs | Supplier specification |
| Odor | Characteristic acetone-like odor | Published reference |
| Specific Gravity (20 °C) | 0.806 - 0.809 | Supplier specification |
| Density | 0.809 at 68 °F (USCG, 1999) - Less dense than water; will float | Published reference |
| Boiling Point | 101.0 - 104.0 °C (incl. 102.3 °C) | Interpreted |
| Melting Point | -108 °F (NTP, 1992) | Published reference |
| Flash Point | 45 °F (NTP, 1992) | Published reference |
| Vapor Pressure | 12 mmHg at 68 °F ; 16 mmHg at 77 °F; 21 mmHg at 86 °F (NTP, 1992) | Published reference |
| Solubility (water) | 10 to 50 mg/mL at 72 °F (NTP, 1992) | Published reference |
| Refractive Index (nD 20) | 1.3890 - 1.3910 @ 20°C | Supplier specification |
Regulatory & Transport
DOT / 49 CFR
- UN Number
- UN124949 CFR 172.101
- Hazard Class
- 3Adjudicated
- Packing Group
- IIAdjudicated
- Proper Shipping Name
- Methyl propyl ketoneAdjudicated
GHS / OSHA HazCom 2012
- Signal Word
- DangerAdjudicated
- H-Codes (Hazard Statements)
- H225, H302, H319, H335Adjudicated
- P-Codes (Precautionary Statements)
- P210, P233, P240, P241, P242, P243, P261, P264, P270, P271, P280, P301+P312, P303+P361+P353, P304+P340, P305+P351+P338, P314, P330, P337+P313, P370+P378, P403+P233, P403+P235, P405, P501Adjudicated
Occupational Exposure Limits
- OSHA PEL (29 CFR 1910.1000)
- —no canonical
- ACGIH TLV
- —no canonical
- NIOSH REL
- —no canonical
- NIOSH IDLH
- —no canonical
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.
Supplier Qualification Packet
One zipped download containing the TDS, SDS, latest lot COA (when available), and a fresh Letter of Continuing Guaranty for Methyl n-Propyl Ketone (MPK) ACS. Every file included is SHA-256 hashed and listed in a manifest your QA team can audit.
Applications
- Active solvent for most synthetic resins, including acrylics, polyesters, cellulosics, epoxies, vinyls and alkydsproductcatalog.eastman.com
- Letdown solvent for high-solids resins used to formulate low-VOC coatingsproductcatalog.eastman.com
Applications are drawn from published manufacturer and supplier documentation; each is sourced. Suitability for a specific use is the buyer's to confirm.
Storage & Handling
- Recommended Storage
- Cool, dry, well-ventilated area in original sealed containers. Refer to product SDS for material-specific guidance.Class-level guidance — not product-specific; the SDS controls.
- Handling Precautions
- Use standard chemical PPE — splash goggles, gloves, lab coat. Refer to SDS for hazard-specific PPE requirements.Class-level guidance — not product-specific; the SDS controls.
- Incompatibilities
- Consult the SDS for material-specific incompatibilities.Class-level guidance — not product-specific; the SDS controls.
- Shelf Life
- Consult Technical Services for product-specific shelf life
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.
Packaging & Logistics
Shipping Description (US DOT)
UN1249, Methyl propyl ketone, 3, PG II
Sourced from 49 CFR 172.101. Confirm against shipping documents and carrier requirements before tender.
Revision History
Last reviewed 2026-07-17 by Andre Taki, DOT Hazmat Specialist.
| Version | Date | Change | Trigger |
|---|---|---|---|
| 1.3 | 2026-08-05 | Canonical data updated: 1 field changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.2 | 2026-07-22 | Canonical data updated: 3 fields changed via the provenance/adjudication pipeline.
| canonical_change |
| 1.1 | 2026-07-17 | Canonical data re-verified: 5 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.