Methanol ≥99.90% for HPLC gradient analysis, Rankem®
Supplier: RANKEM (A AVANTOR BRAND)
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Danger
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Synonyms:
Hydroxy methane, Carbinol, Wood alcohol, Methyl alcohol
M0278
M0279
RANKM0278EA
0
SGD
RANKM0278
RANKM0279
Methanol ≥99.90% for HPLC gradient analysis, Rankem®
Methanol
High purity solvent providing stable baseline. Improved specifications enabling better performance and clean chromatograms in the relevant elution range.
- Batch-to-Batch consistency
- Chemically treated for removal of UV-absorbing, fluorescence -sensitive, aromatic impurities
- Controlled acidity/alkalinity (≤0,0002 meq/g) and water (≤0,03%)
Description: A clear, colourless liquid. Filtered through 0,2 µm filters.
Formula:
CH₃OH MW: 32,04 g/mol Boiling Pt: 64,6 °C (1013 hPa) Melting Pt: −98 °C Density: 0,7918 g/cm³ (20 °C) Flash Pt: 11 °C (closed cup) |
MDL Number:
MFCD00004595 CAS Number: 67-56-1 EINECS: 200-659-6 UN: 1230 ADR: 3,II |
Specification Test Results
Color (APHA) | ≤ 10 |
Guarantee Analysis | . |
Assay(GC) | Min. 99.90 % |
Weight Per ml (at 20°C) |
0.790 -- |
Identity (IR) | Conforms |
Maximum Limits Of Impurities | . |
Residue After Evaporation | Max. 0.0005 % |
Titrable Acid | Max. 0.0002 meq/g |
Titrable Base | Max. 0.0002 meq/g |
Water ( By KF) | Max. 0.03 % |
UV Transmittance | . |
Wavelength | . |
210 nm | Min. 30 % |
220 nm | Min. 60 % |
230 nm | Min. 80 % |
240 nm | Min. 90 % |
From 260 nm | Min. 98 % |
Gradient Performance | . |
at 254 nm | ≤ 2 mAU |
at 235 nm | ≤ 5 mAU |
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