Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
60/40 Methanol/ DI Water Solution Technical Grade
Technical · 60/40
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 67-56-1
- Structure
Structure · PubChem - Grade
- Technical · 60/40
- Assay specification
- 59.5 - 60.5 % (v/v)
- Answer summary
Sample specification reference for 60/40 Methanol/ DI Water Solution Technical Grade. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-06-30 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (methanol) | 59.5 - 60.5 % (v/v) | 60.0 % | Specific gravity at 20 °C (ASTM D4052) read against the methanol–water density table; GC confirmation on request |
| Water | 39.5 - 40.5 % (v/v) | 40.0 % | By difference from the methanol assay; Karl Fischer (ASTM E1064) on request |
| Odour | Characteristic, non-residual | Passes test | ASTM D1296 |
| Sulfur, total | 0.27 mg/kg max | 0.101 mg/kg | ASTM D3961 or ASTM D5453 |
| Non-volatile matter | 4.8 mg/1000 mL max | 1.2 mg/1000 mL | ASTM D1353 |
| Potassium permanganate time test at 15 °C | 50 minutes min | 110 | ASTM D1363 |
| Acetone | 16 mg/kg max | 1.9 mg/kg | IMPCA 001-14 |
| Acidity as acetic acid | 16 mg/kg max | 3.3 mg/kg | ASTM D 1613-12 |
| Alkalinity | 0.00016 wt% max | 0.000032 wt% | — |
| Chloride as Cl | 0.45 mg/kg max | 0.066 mg/kg | IMPCA 002-98 |
| Ethanol | 27 mg/kg max | 16 mg/kg | IMPCA 001-14 |
| Iron in solution | 0.059 mg/kg max | 0.014 mg/kg | ASTM E 394-09 |
| Carbonisable substances (sulfuric acid wash test), Pt-Co scale | 30 Max | 3 | ASTM E 346-08 |
| Color (Pt-Co) | 10 Pt Co max | 1 | ASTM D 1209-11 |
| Appearance | Clear & Free of suspended matter | Passes test | IMPCA 003-98 |
| Composition | 60 % methanol / 40 % deionized water, by volume | Conforms | By formulation; confirmed by specific gravity |
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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