supply of set of items consisting of , set of items consisting of: 1) pre mixed black magnetic particle as per, rdso /m&c/ndt/109/2007, rev2 (october 2020) (wet method) in oil media in 500 ml dispenser oper ating aerosol container (net content: 400 ml/280 g) 2) white contrast paint as per bs-50 44-1973 in a 500 ml dispenser operating aerosol container (net content 400 ml/280 g) use d with a visible magnetic particle for wet method inspection. na spec: mixed black magneti c particle as per, rdso/m&c/ndt/109/2007,rev2 (october2020) & white contrast paint as per bs-504 4-1973. [ warranty period: 30 months after the date of delivery ] ]