Methanol HPLC 99.9% 4L
32102-4L
Product: Methanol for HPLC 99.9% CHROMA
Catalogue No.: 32102-4L
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Danger |
For use as an HPLC and TLC Solvent. Filtered through a 0.2µm element. Soluble in water.
| Formula: CH₃OH MW: 32,04 g/mol Boiling Pt: 64,6 °C (1013 hPa) Density: 0,7918 g/cm³ (20 °C) Flash Pt: 11 °C (closed cup) |
CAS Number: 67-56-1 UN: 1230 DG: 3 Flammable Liquid Packing group : II medium risk. Additional DG: 6.1 Toxic |
Specification
| For Laboratory, Research, or Manufacturing Use | |
| ACS - Assay (CH₃OH) (by GC) | ≥ 99.9 % |
| Residue after Evaporation | ≤ 5ppm% |
| Titrable Acid (meq/g) | ≤ 0.0005 |
| Titrable Base (meq/g) | ≤ 0.0002 |
| Water (H₂O)(by Karl Fischer titrn) | ≤ 0.05 % |
| Ultraviolet Absorbance (1.00-cm cell vs. water) - 220 nm | ≤ 0.25 |
| Ultraviolet Absorbance (1.00-cm cell vs. water) - 230 nm | ≤ 0.15 |
| Ultraviolet Absorbance (1.00-cm cell vs. water) - 235 nm | ≤ 0.1 |
| Ultraviolet Absorbance (1.00-cm cell vs. water) - 254 nm | ≤ 0.02 |
| Ultraviolet Absorbance (1.00-cm cell vs. water) - 280 nm | ≤ 0.01 |
| Appearance (clear, colorless liquid) | |
| Filtered through a 0.2 micron filter. |
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