The EP21TDCHT-LO two part epoxy adhesive/sealant withstands cryogenic temperatures and meets NASA low outgassing specifications. With a mix ratio of 1:1 by weight or volume, the adhesive cures at room temperature or more rapidly at elevated temperatures. Service temperature range is from +4°K to +350ºF. Other features include a shear strength exceeding 2500 psi, peel strength of greater than 20 pli, and a Shore D hardness of greater than 60. MASTER BOND INC., Hackensack, NJ. (201) 343-8983.