Specification Sheet
Product Name
Methanol suitable for HPLC, gradient grade, 99.93%
Product Number
270474
Product Brand
aldrich
CAS Number
67-56-1
Molecular Weight
32.04
Test | Specification |
|---|---|
| APPEARANCE | COLORLESS LIQUID |
| INFRARED SPECTRUM | CONFORMS TO STRUCTURE. |
| UV-VISIBLE SPECTRUM | MEETS SPECIFICATIONS |
| HIGH PRESSURE LIQUID | 0.005 AU (MAXIMUM) AT 254 NM |
| GAS LIQUID | 99.93% (MINIMUM) |
| GAS LIQUID | 0.001% (MAXIMUM) ACETONE |
| CHROMATOGRAPHY | 0.001% (MAXIMUM) ACETALDEHYDE |
| 0.001% (MAXIMUM) FORMALDEHYDE | |
| OR | |
| CARBONYL COMPOUNDS | PASSES TEST |
| TITRATION | 0.02% H2O (MAXIMUM) |
| RESIDUE ON EVAPORATION | 0.0003% (MAXIMUM) |
| COLOR TEST | 10 APHA (MAXIMUM) |
| SOLUBILITY | 15 ML + 45 ML H20; CLEAR, COLORLESS SOLUTION |
| SUBSTANCES DARKENED | PASSES TEST |
| SUBSTANCES REDUCING | PASSES TEST |
| TITRATABLE ACID | 0.0003 MEQ/G (MAXIMUM) |
| TITRATABLE BASE | 0.0002 MEQ/G (MAXIMUM) |
| REVISED APRIL 27, 2004 JSB |