Methanol
Methanol (17824)
Puranal
Overview
Specifications
General Information
- CAS Number
- 67-56-1
- Molar Mass
- 32.04 g/mol
- Grade
- SemEG
Physical Properties
- Physical Form
- Liquid
- Color
- Colorless
- Partition Coefficient
- -0.71
- Density
- 0.79 g/cm3 (20 °C)
- Boiling Point/Range
- 64 - 65 °C (1,013 hPa)
- pH
- Not applicable
- Melting Point/Range
- -98 °C
- Vapor Pressure
- 532 hPa (50 °C) hectopascal
- Odor
- Characteristic
- Flashpoint
- 11 °C
Safety Information
- Flammability
- Not applicable (solid, gas)
- Thermal Decomposition
- At normal pressure may be distilled without decomposition.
- Evaporation Rate
- No data available
- Ignition Temperature
- 455 °C
- Self Ignition
- Not auto-flammable
- Oxidizing
- The substance or mixture is not classified as oxidizing.
- Chemical Stability
- Stable under recommended storage conditions.
- Incompatible Materials
- Oxidizing agents
International Transportation
- Packing Group
- II
- Chemical Class
- 3
- Harmonized System Code
- 29051100
- UN Number
- 1230
General Information
- CAS Number
- 67-56-1
- Molar Mass
- 32.04 g/mol
- Grade
- SemEG
Physical Properties
- Physical Form
- Liquid
- Color
- Colorless
- Partition Coefficient
- -0.71
- Density
- 0.79 g/cm3 (20 °C)
- Boiling Point/Range
- 64 - 65 °C (1,013 hPa)
- pH
- Not applicable
- Melting Point/Range
- -98 °C
- Vapor Pressure
- 532 hPa (50 °C) hectopascal
- Odor
- Characteristic
- Flashpoint
- 11 °C
Safety Information
- Flammability
- Not applicable (solid, gas)
- Thermal Decomposition
- At normal pressure may be distilled without decomposition.
- Evaporation Rate
- No data available
- Ignition Temperature
- 455 °C
- Self Ignition
- Not auto-flammable
- Oxidizing
- The substance or mixture is not classified as oxidizing.
- Chemical Stability
- Stable under recommended storage conditions.
- Incompatible Materials
- Oxidizing agents
International Transportation
- Packing Group
- II
- Chemical Class
- 3
- Harmonized System Code
- 29051100
- UN Number
- 1230
- CAS Number : 67-56-1
- Molar Mass : 32.04 g/mol
- Grade : SemEG
- Physical Form : Liquid
- Color : Colorless
- Partition Coefficient : -0.71
- Density : 0.79 g/cm3 (20 °C)
- Boiling Point/Range : 64 - 65 °C (1,013 hPa)
- pH : Not applicable
- Melting Point/Range : -98 °C
- Vapor Pressure : 532 hPa (50 °C) hectopascal
- Odor : Characteristic
- Flashpoint : 11 °C
- Flammability : Not applicable (solid, gas)
- Thermal Decomposition : At normal pressure may be distilled without decomposition.
- Evaporation Rate : No data available
- Ignition Temperature : 455 °C
- Self Ignition : Not auto-flammable
- Oxidizing : The substance or mixture is not classified as oxidizing.
- Chemical Stability : Stable under recommended storage conditions.
- Incompatible Materials : Oxidizing agents
- Packing Group : II
- Chemical Class : 3
- Harmonized System Code : 29051100
- UN Number : 1230
Property
Value
assay (GC)
Min. 99.9 %
boiling range
64 - 65 °C
density (D 20/4)
0.790 - 0.792
refractive index (n 20/D)
1.3280 - 1.3300
non-volatile matter
Max. 5 ppm
water (Karl Fischer)
Max. 500 ppm
free acid (as HCOOH)
Max. 20 ppm
free alkali (as NH3)
Max. 0.5 ppm
silver (Ag)
Max. 0.02 ppm
aluminium (Al)
Max. 0.05 ppm
arsenic (As)
Max. 0.01 ppm
gold (Au)
Max. 0.02 ppm
boron (B)
Max. 0.01 ppm
barium (Ba)
Max. 0.1 ppm
beryllium (Be)
Max. 0.01 ppm
bismuth (Bi)
Max. 0.02 ppm
calcium (Ca)
Max. 0.2 ppm
cadmium (Cd)
Max. 0.01 ppm
cobalt (Co)
Max. 0.01 ppm
chromium (Cr)
Max. 0.01 ppm
copper (Cu)
Max. 0.01 ppm
iron (Fe)
Max. 0.1 ppm
gallium (Ga)
Max. 0.02 ppm
indium (In)
Max. 0.02 ppm
potassium (K)
Max. 0.1 ppm
lithium (Li)
Max. 0.02 ppm
magnesium (Mg)
Max. 0.1 ppm
manganese (Mn)
Max. 0.01 ppm
molybdenum (Mo)
Max. 0.01 ppm
sodium (Na)
Max. 0.2 ppm
nickel (Ni)
Max. 0.01 ppm
lead (Pb)
Max. 0.02 ppm
platinum (Pt)
Max. 0.02 ppm
antimony (Sb)
Max. 0.01 ppm
tin (Sn)
Max. 0.02 ppm
strontium (Sr)
Max. 0.02 ppm
titanium (Ti)
Max. 0.01 ppm
thallium (Tl)
Max. 0.02 ppm
vanadium (V)
Max. 0.01 ppm
zinc (Zn)
Max. 0.1 ppm
zirconium (Zr)
Max. 0.01 ppm
chloride (Cl)
Max. 0.5 ppm
sulfate (SO4)
Max. 1 ppm
KMnO4 red. matter (as O)
Max. 2.5 ppm
aldehydes, ketones (HCHO)
Max. 10 ppm
