MERCK 807490.1000 Polyethylene Glycol 4000 for Synthesis CAS No.25322-68-3

Key Spec Table

CAS #	EC Number	Molar Mass
25322-68-3	500-038-2	3500 - 4500 g/mol

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Description
Catalogue Number	807490
Synonyms	Polyglycol, Polyethylene oxide, Polyoxy ethylene, PEG 4000

Product Information
CAS number	25322-68-3
EC number	500-038-2
Molar Mass	3500 - 4500 g/mol
HS Code	3404 20 20
Quality Level	MQ200

Applications
Application	Polyethylene glycol 4000 for synthesis. CAS No. 25322-68-3, EC Number 500-038-2.

Physicochemical Information
Boiling point	>200 °C (1013 hPa)
Density	1.2 g/cm3 (20 °C)
Flash point	138.6 °C
Ignition temperature	>320 °C DIN 51794
Melting Point	53 - 58 °C
pH value	5 - 7 (100 g/l, H₂O, 20 °C)
Vapor pressure	20000 mg/kg

Safety Information according to GHS
RTECS	TQ4050000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	3Relatively 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.

Transport Information
Declaration (railroad and road) ADR, RID	Kein Gefahrgut
Declaration (transport by air) IATA-DGR	No Dangerous Good
Declaration (transport by sea) IMDG-Code	No Dangerous Good

Specifications
Hydroxyl value	25 - 32
Melting range (lower value)	≥ 58 °C
Melting range (upper value)	≤ 62 °C
Average molecular mass	3500 - 4500
Identity (IR)	passes test