supply of red dye penetrant kit consisting of red dye penetrant, remover/cleaner & developer in the ratio 1:4:4 , red dye penetrant kit consisting of red dye penetrant, remover/cleaner & developer in the ratio 1:4:4 as per is specification no. is:12889-2018, group-1 . the penetrant remover & develope r should be of the following type:- penetrant (1) visibility: type-ii visible dye 20 microns. (2) washibilit y: method c, solvent removable. remover/ cleaner-- class-2, non-halogenated solvent. packing:- in aerosol container cans. the content of the material ( mixture of product & propellant) shall be 80+/ 3 % by volume in 500 ml cans. (shelf life of this item is 24 months) [ warranty period: 30 months after the date of delivery ] ]