متانول (Extra pure)

اطلاعات عمومی

Chemical formula:  CH3OH	Molar Mass: 32.04 g/mol
Appearance:  Colorless liquid	Density:   0.792 g/cm3   (20 °C)
Solub. in water: Soluble  (20 °C)	Melting point: -98 °C
Boiling point:  64.5 °C	Flash point: 11°C
Storage temp.:  below  +30 °C	Cautions: Highly flammable, Toxic
R: 11-23/24/25-39/23/24/25	S: 7-16-36/37-45
HS-No.:  2905 11 00	EC-Index-No.: 603-001-00-X

 

مشخصات فنی

Identification  A (Refractive index )		1.328-1.330
Identification  B (IR)		Conforms
Acidity or  alkalinity	≤	0.9			mL
Clarity		Conforms
Relative density		0.791-0.793			g/cm3
Absorbance	≤	Wavelength	Abs.		AU
		@230 nm	0.15
		@250 nm	0.05
		@270 nm	0.02
		@290 nm	0.01
Benzene impurity	≤	2			ppm
Related substances	≤	Any impurity		0.1	%
		Total impurity		0.3
Reducing substances		Conforms
Residue of evaporation	≤	10			ppm
Water	≤	0.1			%

 

 

علائم هشدار

Hazard Symbol