Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Methyl n-Propyl Ketone (MPK) ACS
ACS Grade · 94%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 107-87-9
- Structure
Structure · PubChem - Grade
- ACS Grade · 94%
- Assay specification
- 99.50 MIN %
- Answer summary
Sample specification reference for Methyl n-Propyl Ketone (MPK) ACS. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-07-17 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (Methyl Propyl Ketone) | 99.50 MIN % | 99.87 % | Gas chromatography |
| Acid as Acetic | 0.0200 MAX % | 0.0011 % | Titration |
| Appearance | colorless transparent liquid | Passes test | — |
| Visual Color (platinum-cobalt) | 15 MAX pcs | 5 | Visual color comparison, platinum-cobalt scale |
| Methyl Isobutyl Ketone | 0.10 MAX % | 0.009 % | Gas chromatography |
| Other Ketones | 0.10 MAX % | 0.040 % | Gas chromatography |
| Refractive Index @ 20 °C | 1.3890 - 1.3910 @ 20°C | 1.3900 | Refractometry |
| Specific Gravity @ 20/20°C | 0.806 - 0.809 | 0.8074 | Density measurement |
| Water | 0.1000 MAX % | 0.015 % | — |
| Distillation Range @ 760 mmHg | 101.0 - 104.0 °C (incl. 102.3 °C) | 102.3 °C | ASTM D1078 |
| Residue After Evaporation | 0.001 wt % max. | 0.00018 wt % | ASTM D1353 |
Specification limits and source-record results are reproduced from the current product reference used by the TDS. This sample is not an issued certificate and does not identify a tested lot. Contact Alliance Chemical with the product and lot number for lot-specific documentation.
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