Metanol Multisolvent® do chromatografii cieczowej, ACS ISO UV-VIS K.F. – SCHARLAU

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POBIERZ KARTĘ POZIOMU JAKOŚCI
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PRODUCENT: SCHARLAB

Methanol, Multisolvent® HPLC grade

– Synonyms: Methyl alcohol, Carbinol, Methynol, Wood alcohol
– CH3OH
– M = 32,04 g/mol
– CAS [67-56-1]
– EINECS-No.: 200-659-6
– Density: 0,792 g/cm3
– Solub. in water: (20 °C): miscible
– Melting point: -98 °C
– Boiling point: 65 °C
– Flash pt. 10 °C
– Ignition temp.: 455 °C
– Vapour pressure: (20 ºC) 128 hPa
– Refraction index: (n 20 °C/D) 1,3288
– Dielectric const.: (25 °C) 32,6
– LD 50 (oral, rat): 5628 mg/kg
– EC-Index-No.: 603-001-00-X
– ADR: 3 FT1 II UN 1230
– IMDG: 3 II UN 1230
– IATA/ICAO: 3 II UN 1230
– GHS-signal word: Danger
– GHS-H sentences: H225 – H301 – H311 – H331 – H370
– GHS-P sentences: P301+P310 – P321 – P330 – P303+P361+P353 – P361+P364 – P405 – P501a –
– Tariff number: 2905 11 00 10
– Applications: solvents, synthesis of organic products, in antifreeze compositions, solvent for animal and vegetable oils extractions.
– Appearance: Incoloro

SPECIFICATIONS
assay (G.C.): min. 99,8 %
density (20º/20º): 0,791 – 0,793
colour (Hazen): max. 10
boiling point: 64 – 65 ºC
solubility in water: passes test
acidity: max. 0,0003 meq/g
alkalinity: max. 0,0002 meq/g
carbonyl compounds : passes test
acetone (G.C.): max. 0,001 %
formaldehyde (G.C.): max. 0,001 %
acetaldehyde (G.C.): max. 0,001 %
substances darkened by H2SO4: passes test
substances reducing KMnO4 : passes test
absorbance test: passes test
gradient elution test: passes test
residue on evaporation: max. 0,001 %
water (K.F.): max. 0,1 %

wavelength:: T(%) A (AU)
205 nm: 10 % 1,00 AU
210 nm: 20 % 0,70 AU
220 nm: 50 % 0,30 AU
225 nm: 68 % 0,17 AU
230 nm: 74 % 0,13 AU
240 nm: 80 % 0,10 AU
250 nm: 96 % 0,02 AU
260 – 400 nm: 98 % 0,01 AU

Microfiltered through membranes of pore diameter 0,22 µm