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Methanol LC-MS CAS 67-56-1 ≥99.9% ,VWR Hàng Có Sẵn
Synonyms: Hydroxy methane , Methyl alcohol , Carbinol , Wood alcohol
Filtered through a 0.2 µm filter, packaged under nitrogen.
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)
Storage Temperature: Ambient
MDL Number: MFCD00004595
CAS Number: 67-56-1
EINECS: 200-659-6
UN: 1230
ADR: 3 (6.1),II
REACH: 01-2119433307-44
Merck Index: 13,05984
| Assay (GC) | Min. 99.9 % |
| Acidity | Max. 0.0002 meq/g |
| Alkalinity | Max. 0.0002 meq/g |
| Boiling point | 64 - 65 °C |
| Colouration | Max. 10 APHA |
| Density (20/20) | 0.791 - 0.793 |
| Evaporation residue | Max. 1 ppm |
| Water | Max. 0.02 % |
| Al (Aluminium) | Max. 20 ppb |
| Ag (Silver) | Max. 100 ppb |
| Ba (Barium) | Max. 100 ppb |
| Ca (Calcium) | Max. 200 ppb |
| Cd (Cadmium) | Max. 20 ppb |
| Co (Cobalt) | Max. 20 ppb |
| Cu (Copper) | Max. 10 ppb |
| Fe (Iron) | Max. 50 ppb |
| K (Potassium) | Max. 50 ppb |
| Mg (Magnesium) | Max. 50 ppb |
| Mn (Manganese) | Max. 100 ppb |
| Mo (Molybdenum) | Max. 20 ppb |
| Na (Sodium) | Max. 200 ppb |
| Ni (Nickel) | Max. 100 ppb |
| Pb (Lead) | Max. 20 ppb |
| Zn (Zinc) | Max. 100 ppb |
| Gradient (220 nm) | Max. 3 mAU |
| Gradient (235 nm) | Max. 2 mAU |
| Gradient (254 nm) | Max. 1 mAU |
| Transmittance (210 nm) | Min. 45 % |
| Transmittance (220 nm) | Min. 65 % |
| Transmittance (230 nm) | Min. 85 % |
| Transmittance (235 nm) | Min. 90 % |
| Transmittance (240 nm) | Min. 95 % |
| Transmittance (250 nm) | Min. 95 % |
| Transmittance (260 nm) | Min. 98 % |
| Transmittance (280-400 nm) | Min. 98 % |
| Absorbance (210 nm) | Max. 0.347 |
| Absorbance (220 nm) | Max. 0.188 |
| Absorbance (225 nm) | Max. 0.155 |
| Absorbance (230 nm) | Max. 0.071 |
| Absorbance (240 nm) | Max. 0.023 |
| Absorbance (250 nm) | Max. 0.023 |
| Absorbance (260 nm) | Max. 0.009 |
| Absorbance (280-400 nm) | Max. 0.009 |
| Fluorescence (as quinine; 254 nm) | Max. 1 ppb |
| Fluorescence (as quinine) (365 nm) | Max. 0.5 ppb |
| Conforms Ph.Eur. R1 1053201 | Passes test |
| Conforms Ph.Eur. R2 1053202 | Passes test |
| Conforms to ACS | Passes test |
| Filtered at 0.2 µm | Confirmed |
