تترا اتیلن گلایکول 808619 مرک

Description
Catalogue Number	808619
Synonyms	Tetraglycol
Description	Tetraethylene glycol

Product Information
CAS number	112-60-7
EC number	203-989-9
Hill Formula	C₈H₁₈O₅
Chemical formula	HO(CH₂CH₂O)₄H
Molar Mass	194.22 g/mol
HS Code	2909 49 80
Structure formula Image

Applications
Application	Tetraethylene glycol for synthesis. CAS 112-60-7, EC Number 203-989-9, chemical formula HO(CH₂CH₂O)₄H.

Physicochemical Information
Boiling point	327 - 328 °C (1013 hPa)
Density	1.12 g/cm3 (20 °C)
Explosion limit	0.5 - 3.4 %(V)
Flash point	204 °C
Ignition temperature	340 °C DIN 51794
Melting Point	-9.4 °C
pH value	8.5 - 9.0 (500 g/l, H₂O, 20 °C)
Vapor pressure	0.01 hPa (20 °C)
Viscosity kinematic	50.13 mm2/s (20.65 °C)
Solubility	1000 g/l

Toxicological Information
LD 50 oral	LD50 Rat > 18056 mg/kg
LD 50 dermal	LD50 Rabbit > 18056 mg/kg

Safety Information according to GHS
RTECS	XC2100000
Storage class	10 Combustible liquids not in Storage Class 3
WGK	WGK 1 slightly water endangering
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Storage and Shipping Information
Storage	Store below +30°C.

Specifications
Colour (visual)	colorless
Appearance of substance (visual)	clear
Assay (GC, area%)	≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C)	1.121 - 1.124
Identity (IR)	passes test
Water (K. F.)	≤ 0.3 %