supply of protective barrier cream with water repellent base....... , protective barrier cream with water repellent base. protective barrier cream should form silicon oxide or zinc oxide protective layer with application prior to work. the barrier should protect aga inst acids, alkalis, resins, paints, varnishes, hydro carbon solvents, diesel, grease, chromates, lubricatin g oil & phenolic compounds. it should be antibacterial & non- toxic. it should give minimum protection f or four hour. it should be environmentally safe and must not violet any pollution control norms. as per drg.no. it is mandatory that tenderer should have a valid specn: [1] firm must have valid license for pr oduct offered, issued by commissioner food & drug administrator of state government under cosmetic act-1940.[2] firm must have to produce past supply performance [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]