Polyethylene glycol Back Catalog number: 71174 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12133.13-100-ME 4,4'-Dichlorobenzophenone,100 µg/mL,MeOH,1mL, Price on request 79896 Hexamethylenetetramine Price on request 673426 Prosulfocarb, 10.0 µg/ml, Acetonitrile, 10ml Price on request