Metanolo 99,9 GC_ASSAY_METHOD, CHROMASOLV™ LC-MS Ultra UHPLC-MS, Riedel-de Haën™
Fornitore: Honeywell Chemicals
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Pericolo
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Synonyms:
Alcol metilico, Alcol denaturato
- For the most demanding LC-MS and UHPLC applications
- Tested for UHPLC-MS suitability
- Highest solvent purity for low detection limits
- Extremely low MS baseline noise
Formula:
CH₃OH Peso molecolare: 32.04 g/mol Punto di ebollizione: 64…65 °C (1.013 hPa) Punto di fusione: –98 °C Densità: 0.79 g/cm³ (20 °C) Flash Pt: 11 °C Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00004595 CAS Number: 67-56-1 EINECS: 200-659-6 UN: 1230 ADR: 3 II REACH: 01-2119433307-44 Merck Index: 13,05984 |
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Risultati del test di specificazione
Assay (GC) | Min. 99.9 % |
Vapor Pressure | 97.68 mmHg ( 20 °C) |
Free alkali (as NH₃) | Max. 0.0001 % |
Free acid (as CH₃COOH) | Max. 0.002 % |
Water (Karl Fischer) | Max. 0.03 % |
Non-volatile matter | Max. 1 ppm |
Aluminium (Al) | Max. 0.02 ppm |
Calcium (Ca) | Max. 0.05 ppm |
Iron (Fe) | Max. 0.02 ppm |
Potassium (K) | Max. 0.05 ppm |
Magnesium (Mg) | Max. 0.02 ppm |
Sodium (Na) | Max. 0.05 ppm |
UHPLC-MS ESI(+) (Reserpine) | Max. 5 ppb |
UHPLC-MS ESI(-) (Digoxin) | Max. 20 ppb |
UHPLC Gradient peak 220 nm | Max. 8 mAU |
UHPLC Gradient drift 220 nm | Max. 15 mAU |
UHPLC Gradient peak 235 nm | Max. 4 mAU |
UHPLC Gradient drift 235 nm | Max. 8 mAU |
Suitability for the UHPLC-MS | complying |
Transmittance at 210 nm | Min. 40 % |
Transmittance at 220 nm | Min. 65 % |
Transmittance at 230 nm | Min. 80 % |
Transmittance at 260 nm | Min. 98 % |
Fluorescence (chinin) at 254 nm | Max. 0.5 ppb |
Fluorescence (chinin) at 365 nm | Max. 0.3 ppb |
APHA | Max. 10 |
Vapor Density | 1.11 (vs air) |
Autoignition Temperature | 725 °F |
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