CH4O
Methanol absolute HPLC
HPLC grade absolute methanol for routine chromatography applications. With a purity over 99.9%, this HPLC grade absolute methanol is carefully prepared, filtered through 0.2µm and bottled under inert gas.
Main Properties
| M | 32.04 |
|---|
| D | 0.791 |
|---|
| b.p | 64.7 °C |
|---|
| m.p | -98 °C |
|---|
Product Specification
| Clear colorless liquid |
Complying |
| Acidity (as Acetic acid) |
<= 0.002% |
| Color (APHA Pt-Co) |
<= 10 |
| Assay (GC on anhydrous basis) |
>= 99.9% |
| Grad. elution H.Peak at 254nm |
<= 0.002AU |
| Residue after evaporation |
<= 0.0003%w/w |
| Water (KF) |
<= 0.05%w/w |
| UV Trans. 210nm |
>= 30% |
| UV Trans. 235nm |
>= 85% |
| UV Trans. 260nm |
>= 98% |
