supply of multisurface pervasive compound in 400 mlmultisurface pervasive compound in 400 ml,multisurface pervasive compound in 400 ml (net wt.310 mg) spray units as per annexure att ached. quick diffusion to remove & inhibit ferrous oxidation forms a protective barrier against atmospheric attacks & suitable for all types of surfaces, non toxic & non- conductive.make m7 of black lotus ,s-1620 of s -tech ,i -pen of i-chem or md-a of svp only. oem certificate & data sheet to be submitted with offer failing which offer will be pass over.tender specification authorization to be submitted along the bid. [ warranty period: 30 months after the date of delivery ] ]