Polyethylene glycol 4000 250g [ PEG 4000 ] CAS 25322-68-3
4000-41088-250g

Specification:

HO(C2H4O)nH = 3500g/mol

Hydroxyl value . . . . 25-32

melting range 58-61 deg C

Average molecular mass.....3500-4500

Non-Hazardous