Glikol polietylenowy 4000 EssentQ® do syntezy – SCHARLAU
Additional information
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POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Polyethylene glycol 4000, EssentQ®
PEG
– Synonyms: Carbowax, PEG, Polyoxyethylene glycol, Polyglycol, Polyethylene oxide
– HO(C2H4O)nH
– M = 3500 – 4500 g/mol
– CAS [25322-68-3]
– EINECS-No.: 203-473-3
– Solub. in water: (20 ºC): ~ 550 g/l
– Melting point: 54 – 58 ºC
– Flash pt. 250 ºC
– Ignition temp.: 420 ºC
– Vapour pressure: (20 ºC) < 0,1 hPa
- LD 50 (oral, rat): 50000 mg/kg
- Tariff number: 3404 20 00 00
- Applications: analytical chemistry, chromatography, synthesis of organic products, in food industry, cosmetics.
SPECIFICATIONS
identity (IR-spectrum): passes test
average molar mass: 3500 - 4500
melting range : 58 - 61 °C
hydroxyl number: 25 - 32
