≥99.9% (GC), suitable for LC/MS, OmniSolv®
Synonym(s): Methyl alcohol
Linear Formula: CH3OH
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CAS No.:
- 67-56-1
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Molecular Weight:
- 32.04
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Beilstein No.:
-
1098229
Methanol
$390.23
Description
Methanol, also known as Methyl alcohol, is a colorless organic solvent commonly used to dissolve substances with high and medium polarity. It is also used as a starting material/solvent for synthesis. It is commonly used as an elution solvent for chromatography. [1]
Application
Methanol is used as:
Preparation Note
Product filtered through a 0.2 μm filter
Analysis Note
Assay (GC)99.9% minColor (APHA)10 maxEvaporation residue1ppm maxFiltered through 0.2 µm filterTo pass testFluorescence as quinine at 254 nm1ppb maxFluorescence as quinine at 365 nm1ppb maxFormClear liquidGradient at 235 nm1mAU maxGradient at 254 nm1mAU maxIdentity (IR-spectrum)ConformsLC/MS Purity (p-nitrophenol)50ppb maxLC/MS Purity (reserpine)50ppb maxMetals, suitable for LC/MSTo pass testTitrable acid0.3µeq/g maxTitrable base0.2µeq/g maxUV Abs. at 210 nm0.3AU maxUV Abs. at 220 nm0.1AU maxUV Abs. at 230 nm0.04AU maxUV Abs. at 240 nm0.03AU maxUV Abs. at 250 nm0.01AU maxUV Abs. at 270 nm0.01AU maxUV Abs. at 400-280 nm0.005AU maxUV Cut-off205nm maxWater (H2O)0.05% max
Evaporation Number: 1.9
Legal Information
ASTM is a registered trademark of American Society for Testing and Materials
OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany
Properties
Product Name
Methanol, OmniSolv® LC-MS, ≥99.9% (GC)
agency
suitable for ASTM® 7968
suitable for ASTM® 7979
suitable for DIN 38407-42
suitable for EPA 1613
suitable for EPA 1621
suitable for EPA 1633
suitable for EPA 533
suitable for EPA 537.1
suitable for EPA 8327
suitable for EPA ACB B21-02
suitable for EPA ACB B23-05b
suitable for EPA OTM-45
suitable for GB 31604.35-2016
suitable for GB 5009.253-2016
suitable for ISO 21675 2019
suitable for ISO 25101
suitable for ISO/CEN 15968-2010
Quality Level
reg. compliance
suitable for FDA C-010.02
vapor density
1.11 (vs air)
vapor pressure
128 hPa ( 20 °C)
410 mmHg ( 50 °C)
97.68 mmHg ( 20 °C)
product line
OmniSolv®
assay
≥99.9% (GC)
form
liquid
autoignition temp.
725 °F
expl. lim.
36 %
technique(s)
HPLC: suitable
LC/MS: suitable
LC/MS: suitable
impurities
≤0.05% Water (H2O)
≤0.2 μeq/g Titrable base
≤0.3 μeq/g Titrable acid
≤50 ppb p-nitrophenol (LC/MS)
≤50 ppb reserpine (LC/MS)
≤0.2 μeq/g Titrable base
≤0.3 μeq/g Titrable acid
≤50 ppb p-nitrophenol (LC/MS)
≤50 ppb reserpine (LC/MS)
evapn. residue
≤1 ppm
color
APHA: ≤10
refractive index
n20/D 1.329 (lit.)
bp
64.7 °C (lit.)
mp
−98 °C (lit.)
SMILES string
CO
transition temp
flash point 9.7 °C
density
0.791 g/mL at 25 °C (lit.)
UV cutoff
≤205 nm
UV absorption
λ: 210 nm Amax: ≤0.3
λ: 220 nm Amax: ≤0.1
λ: 230 nm Amax: ≤0.04
λ: 240 nm Amax: ≤0.03
λ: 250 nm Amax: ≤0.01
λ: 270 nm Amax: ≤0.01
λ: 400-280 nm Amax: ≤0.005
λ: 220 nm Amax: ≤0.1
λ: 230 nm Amax: ≤0.04
λ: 240 nm Amax: ≤0.03
λ: 250 nm Amax: ≤0.01
λ: 270 nm Amax: ≤0.01
λ: 400-280 nm Amax: ≤0.005
format
neat
shipped in
ambient
storage temp.
room temp
InChI
1S/CH4O/c1-2/h2H,1H3
InChI key
OKKJLVBELUTLKV-UHFFFAOYSA-N
Additional information
| Hazard Classification | Acute Tox. 3 Dermal – Acute Tox. 3 Inhalation – Acute Tox. 3 Oral – Flam. Liq. 2 – STOT SE 1 |
|---|---|
| flash_point_f | 49.5 °F – closed cup |
| Singleword | Danger |
| target_organs | Eyes,Central nervous system |
| flash_point_c | 9.7 °C – closed cup |
| hcodes | H225,H301 + H311 + H331,H370 |
| Storage Class | 3 – Flammable liquids |
| wgk_germany | WGK 2 |
| pcodes | P210 – P233 – P280 – P301 + P310 – P303 + P361 + P353 – P304 + P340 + P311 |
| Cat # | 1763-0001 |
