supply of protective barrier cream with water repellent base.protective barrier cream with water repellent base.,protective barrier cream with water repellent base. protective barrier cream s hould form silicon oxide or zinc oxide protective layer with application prior to work . the barrier should protect against acids, alkalis,resins, paints, varnishes, hydro carbon solve nt , diesel, grease, chromates , lubricating oil & phenolic compound . it should be anti bact erial & non toxic . it should give minimum protection for four hour . it should be environme ntally safe and must not violet any pollution controls norms. it is mandatory that tender er should have a valid as per spec. (1)-firm must have valid licence for product offered iss ued by commissioner food and drug adminstrator of state government under drug and co smetic act-1940(2) note- shelf life of item should be 24 month from dt. of manufacturing an d min.21 month from dt of supply packing condition-01 kg/ 0.5 kg pack [ warranty period: 30 m onths after the date of delivery ] ]