The 20-3001 NC noncrystallizing epoxy potting and encapsulating resin introduced by Epoxies Etc. is a low-viscosity system that forms a bubble-free glasslike finish when cured. Containing no solvents or fillers, it is available in black or clear and in 50-, 75-, 200- and 400-ml dual-barrel syringes, or in quarts, gallons and 5-gallon pails. Mix ratio by volume is 1:1 and by weight, 100:83. Operating temperature is from –50 to 150 °C, and tensile strength is 5700 psi.