Polyethylene Glycol - Glycol methacrylate mixture. A water miscible embedding medium for cytochemical studies and enzyme localization when light and electron microscopy need to be correlated. See Spaur, R.C. and Moriarty, G., (1977) J Histochem. Cytochem., 23:16. Kit consists of: 450 ml Glycol methacrylate, GMA, 225 ml n-Butyl methacrylate, 50 ml Ethylene glycol dimethacrylate, 15g Benzoyl Peroxide Paste, 20 ml Polyethylene Glycol 400