supply of premixed black magnetic particle , set of items consisting of: 1) premixed black magnetic particle as per, rdso/ m&c/ndt/109/2007, rev2 (october 2020) (wet method) in oil media in a 500 ml dispenser ope rating aerosol container (net content: 400 ml/280 g) 2) white contrast paint as per bs-5 044-1973 in a 500 ml dispenser operating aerosol container (net content 400 ml/280 g) us ed with a visible magnetic particle for wet method inspection [ warranty period: 30 mont hs after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]