procurement of epoxy resin,epoxy hardner lapox /k-83/xy-28 (adhesives for fabrication of glued joints confirming to sp ecification is-12994-1990 for assembly glue to shear strength 120 kg per sq cm (adhesives for fabrication o f glued joints as per rdso manual for glued joints) (rdso approved vendors ( existing or earlier approved) only and inspection by rites) ] , :epoxy hardner lapox k-6/hy -951 in adhesives for fabrication of insulated components of g lued joints confirming to specification is-12994-1990 (adhesives for fabrication of glued joints as per rdso manual for glued joints) (rdso approved vendors only ( existing or earlier approved) and inspection by rit es) ] , epoxy resin lapox a-83/xy-27 adhesives for fabrication of glued joints confirming to specific ation is-12994-1990 for assembly glue to shear strength 120 kg per sq cm (adhesives for fabrication of glu ed joints as per rdso manual for glued joints) (rdso approved vendors ( existing or earlier approved) only and inspection by rites) ] , epoxy resin lapox l12/ ly-556 adhesives for fabrication of insulated components of glued j oints confirming to specification is-12994-1990 (adhesives for fabrication of glued joints as per rdso man ual for glued joints) (rdso approved vendors (existing or earlier approved) only and inspection by rites) ]