Methanol, HRGC/HPLC Trace Grade, Glass Purified & Distilled
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Methanol, HRGC/HPLC Trace Grade, Glass Purified & Distilled
Methanol
REAGENT HRGC/HPLC- Trace Grade Monographs
Gas Chromatographic Analysis of this product using an electron capture detector shows no peaks with a response greater than 10 pg/mL as Heptachlor Epoxide
| Product Specifications |
Limits |
Typical Lot Analysis |
| GC- ECD, max |
5ppt |
1.3ppt |
| UV Absorbance@205nm |
1.00 max |
0.72 |
| 210nm |
0.80 max |
0.36 |
| 220nm |
0.25 max |
0.15 |
| 230nm |
0.15 max |
0.07 |
| 240nm |
0.10 max |
0.03 |
| 250nm |
0.02 max |
0.02 |
| 400nm |
0.01 max |
0.00 |
| Assay (by GC), min |
99.9% |
99.95% |
| Color (APHA), max |
10 |
<5 |
| Fluorescence Background |
1ppb |
<1ppb |
| Appearance |
Clear |
Clear |
| Substances Darkened by H2SO4 |
To Pass Test |
Pass |
| Substances Reducing KMnO4 |
To Pass Test |
Pass |
| Water, max |
0.02% |
0.002% |
| Residue After Evaporation, max |
5ppm |
<5ppm |
| Solubility in Water |
To Pass Test |
Pass |
Carbonyl Compounds, max
(Acetone, Form., Acetaldehyde) |
0.001% |
Pass |
| Titrable Acid, max |
0.0003meq/g |
0.0002 |
| Titrable Base, max |
0.0002meq/g |
0.00005 |
| Boiling range |
64 - 65°C |
Pass |
| Liquid Chromatography (ACS) |
To Pass Test |
Pass |
| Absorbance (UV) |
To Pass Test |
Pass |
| Gradient Elution |
To Pass Test |
Pass |
| Gradient Analysis @ |
254nm |
Pass |
| Identification (IR/GC) |
To Conform |
Pass |
| Filtered to 0.2µm max |
Per Lot |
Pass |