| Brand Name: | Concord |
|---|---|
| Classification: | High Purity Reagents |
| Purity: | 99.99 |
| Other Names: | HPLC |
| CAS No.: | 67-56-1 |
| Place of Origin: | China (Mainland) |
Quick Details
Specifications
HPLC Methanol
Item number: 8001H-4
CAS.No:67-56-1
Molecular formula:CH3OH
Molecular weight: 32.04.
Density: 0.792(20/4C)
Refractive Index: 1.3288
TEST ITEMS |
STANDARD |
Appearance |
Clear,Colorless |
Assay CH3OH ( by GC) % |
Min 99.9 |
Water (by KF coulometry) % |
Max 0.05 |
Evaporation Residue |
Max 0.001 |
Titrable Acid. mmol/g |
Max 0.0005 |
Titrable Base, mmol/g |
Max 0.0002 |
Solubility in H2O |
Pass test |
UV Absorbance,(1.00-cm cell vs.Water) |
|
205 nm |
Max1.00 |
210 nm |
Max 0.60 |
220 nm |
Max 0.30 |
230 nm |
Max 0.15 |
240 nm |
Max 0.05 |
260 nm |
Max 0.01 |
this product is filtered by 0.2 micron membrane to remove particulate pollution, packaged by lined metal drums to reduce costs with keeping high quality. Directly used for preparative HPLC, or repackage.