supply of inhibited mineral insulating transformer oilinhibited mineral insulating transformer oil,inhibited mineral insulating transformer oil conforming to is:335 (type ii with inhibitors) or latest, with the followin g additional parameters as per rdso letter no:ti/psi/insoil/policy/19 dt. 26.07.19, or latest. (1) parmater: lowest cold start energising te mperature(lcset)- requirement - 0 degree c. (2) flash point- minimum -requirement ;140 degree c. (3)presence of oxidation inhibitor (dbp c-2, 6diteriary-butyl-para-cresol)- requirement: range( 0.25 to 0.30) percent. (4) oxidation stability- (a)total acidity(neutralization value aft er oxidation- requirement: max, 0.20 mg koh/g, (b)total sludge after oxidation- requirement: max, 0.05 percent. [ warranty period: 30 m onths after the date of delivery ] ]