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Methanol

Catalog No. 34885 Name Sigma Aldrich
CAS Number 67-56-1 Website http://www.sigmaaldrich.com
M. F. CH4O Telephone 1-800-521-8956
M. W. 32.04186 Fax
Purity ≥99.9% Email
Storage Chembase ID: 104306

SYNONYMS

Title
甲醇
IUPAC name
methanol
IUPAC Traditional name
methanol
Synonyms
Methyl alcohol
木精

DATABASE IDS

MDL Number MFCD00004595
Beilstein Number 1098229
CAS Number 67-56-1
PubChem SID 24861626
EC Number 200-659-6

PROPERTIES

abs. HPLC-gradient/230 nm ≤2 mAU
abs. HPLC-gradient/254 nm ≤5 mAU
abs. absorption/ in accordance
Appearance APHA: ≤10
Grade CHROMASOLV®
Grade for HPLC
Grade gradient grade
Impurities KMnO4 red. matter (as O), in accordance
Impurities ≤0.00035% free alkali (as NH3)
Impurities ≤0.0005% non-volatile matter
Impurities ≤0.001% acetaldehyde
Impurities ≤0.001% acetone (GC)
Impurities ≤0.001% formaldehyde
Impurities ≤0.02% water (Karl Fischer)
Impurities ≤1 ppb fluorescence (quinine) at 254 nm
Linear Formula CH3OH
Purity ≥99.9%
Absorption Wavelength λ: 210 nm Amax: 0.50
Absorption Wavelength λ: 220 nm Amax: 0.30
Absorption Wavelength λ: 230 nm Amax: 0.15
Absorption Wavelength λ: 235 nm Amax: 0.10
Absorption Wavelength λ: 240 nm Amax: 0.05
Absorption Wavelength λ: 260 nm Amax: 0.01
Absorption Wavelength λ: 400 nm Amax: 0.01
Auto Ignition Point 725 °F
Boiling Point 64.7 °C(lit.)
Density 0.791 g/mL at 25 °C(lit.)
Flash Point 9 °C
Flash Point 48.2 °F
Melting Point -98 °C(lit.)
Refractive Index n20/D 1.329(lit.)
Vapor Density 1.11 (vs air)
Vapor Pressure 410 mmHg ( 50 °C)
Vapor Pressure 97.68 mmHg ( 20 °C)
Explode Limits 36 %
GHS Pictograms GHS02
GHS Pictograms GHS06
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H225-H301-H311-H331-H370
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Toxic Toxic (T)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
GHS Precautionary statements P210-P260-P280-P301 + P310-P311
RID/ADR UN 1230 3/PG 2
Risk Statements 11-23/24/25-39/23/24/25
RTECS PC1400000
Safety Statements 7-16-36/37-45
German water hazard class 1

DETAILS

Description (English)
Other Notes
Pure-Pac® II containers require the Micromatic MacroValve coupler for dispensing solvents, Z560723.
Packaging
1 pkg in Pure-Pac™ 2
100 mL in glass bottle
200, 400 L in Pure-Pac™ 1
1, 6×1, 2, 2.5, 4×2.5, 72×2.5, 4, 4×4 L in glass bottle
7, 45 L in ss drum
View returnable container options.
Preparation Note
Product filtered through a 0.2 μm filter
Legal Information
CHROMASOLV is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH
Pure-Pac is a registered trademark of Sigma-Aldrich Co. LLC
Description (简体中文)
Other Notes
Pure-Pac® II 容器需要 Micromatic MicroValve 连接器以分配溶剂 (Z560723)。
包装
1 pkg in Pure-Pac™ 2
100 mL in glass bottle
200, 400 L in Pure-Pac™ 1
1, 6×1, 2, 2.5, 4×2.5, 72×2.5, 4, 4×4 L in glass bottle
7, 45 L in ss drum
View returnable container options.
Preparation Note
产品经过 0.2μm 过滤器过滤
法律信息
CHROMASOLV 注册商标 Sigma-Aldrich Laborchemikalien GmbH
Pure-Pac 注册商标 Sigma-Aldrich Co. LLC

REFERENCES