supply of inhibited mineral insulating oilinhibited mineral insulating oil,inhibited mineral insulating oil as per type ii transformer oil of is 335:2018 and railways requi rement as per rdso letter no.ti/psi/insol/policy/19 dt.26.07.19 with the following additional characteristic s requirements. 1)lowest cold start energizing temperature 0 degree c; 2)presence of oxidation inhibitor (dbpc-2,ditertiary-butyl-para-cresol)content range -0.25%-0.30%, 3)oxidation stability: (a) total acidity (ne utralization value after oxidation (max) 0.2mg koh/gm (b) total sludge after oxidation (max) 0.05% by mass .note: rdsos additional requirement no.2 and 3 to be tested in any one of the nabl accredited laboratories and copy of th e report to be furnished by tpi along with their inspection report. firms offer same as above [ warranty period: 30 months after the date of delivery ] ] sr.section/engineer/over/head/equipment/tirur, kerala 5200.00 litre => limited