Methanol for UV, IR, HPLC, ACS

Melting Point:

-97.8 °C

Boiling Point:

64 - 65 °C

Density:

0.792 kg/l

Refractive Index:

20/D 1.3292

Physical Description:

liquid

Product Code:

361091

Product Name:

Methanol for UV, IR, HPLC, ACS

Quality Name:

for UV, IR, HPLC, ACS

Specifications:

Minimum assay (G.C.): 99.9%
Density 20/4: 0.791-0.792

Maximum limit of impurities
APHA colour: 10
Acidity: 0.0002 meq/g
Alkalinity: 0.0002 meq/g
Insoluble matter in H2O: passes test
Non-volatile matter: 0.0005 %
Reducing substance to KMnO4: passes test
Darkened substances by H2SO4: passes test
Carbonyl compounds (as acetone, as formaldehyde and as acetaldehyde): 0.001%
Suitability for gradient according to ACS: passes test
Base line drift (235 nm): 15 mUA
Water (H2O): 0.03 %
Suitability for IR spectrometry:: passes test
Gradient at 235 nm: 2 mUA
Gradient at 254 nm: 1 mUA
Fluorescence at 254 nm (as quinine): 1 ppb
Fluorescence at 365 nm (as quinine): 1 ppb
UV Spectrum (1cm cell; Ref.: water):
Transmittance at 205 (Cut off) nm: ≥10%
Transmittance at 210 nm: ≥30%
Transmittance at 220 nm: ≥55%
Transmittance at 230 nm: ≥75%
Transmittance at 240 nm: ≥90%
Transmittance at 260-400 nm: ≥98%
Data of interest in HPLC:
Rohrschneider Polarity: 5.1
Eluotropic value E° (Al2O3): 0.95
Sol. H2O in solv. at 20°C: miscible
For critical jobs, purge with nitrogen.
Microfiltered product (0.2 μm) and bottled under nitrogen atmosphere.

Pictogrammes de danger

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UN:

1230

Class/PG:

3(6.1)/II

ADR:

3(6.1)/II

IMDG:

3(6.1)/II

IATA:

3(6.1)/II

WGK:

1

Storage:

Room Temperature.

Signal Word:

Danger

GHS Symbols:

GHS02
GHS06
GHS08

H Phrases:

H225
H331
H311
H301
H370

P Phrases:

P280
P210
P233
P309
P310
P302+P352
P501

Master Name:

Methanol

Synonyms Long Text:

Carbinol, Methyl Alcohol

EINECS:

200-659-6

CS:

29051100

Index Nr.:

603-001-00-X

Télécharger le fichier TDS pour les spécifications complètes