1.09727

Polyethylene glycol

4000, for gas chromatography

• Synonym(s): Poly(ethylene glycol), Polyethylene glycol 4000, Polyglycol, Polyethylene oxide, Polyoxy ethylene, PEG 4000, PEG
• Linear Formula: H(OCH₂CH₂)_nOH
• CAS Number: 25322-68-3
• MDL number: MFCD00081839
• UNSPSC Code: 13111021
• EC Index Number: 500-038-2

Properties

• vapor pressure: <0.01 hPa ( 20 °C)
• Quality Level: 100
• form: solid
• autoignition temp.: >320 °C (DIN 51794)
• potency: 28000 mg/kg LD₅₀, oral (Rat); >20000 mg/kg LD₅₀, skin (Rabbit)
• pH: 5-7 (20 °C, 100 g/L in H₂O)
• mp: 53-58 °C
• transition temp: flash point 270 °C
• solubility: 500 g/L
• density: 1.2 g/cm³ at 20 °C
• bulk density: 400‑500 kg/m³
• storage temp.: no temp limit
• SMILES string: C(CO)O
• InChI: 1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2
• InChI key: LYCAIKOWRPUZTN-UHFFFAOYSA-N

Description

Linkage

Replaces: 9727-2; 9727

Analysis Note

Thermogravimetry (thermogravimetric): 2 % lost of weight between 320-390°C
McReynolds constant (Benzene): Mc-Renolds-Konstante: ca. 320
McReynolds constant (Butanol): Mc-Renolds-Konstante 1-Butanol: ca.550
McReynolds constant (Nitropropane): Mc-Renolds-Konstante: ca. 570

Safety Information

• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 1
• flash_point_c: 138.6 °C - closed cup