supply of anaerobic microbial inoculums (seeding bacteria) for ir-drdo bio toilet tanks used i n railway coaches. conforming to rdso spec.no. rdso/2013/cg-12(issue sept-2014). note:-(a) suppli er shall be a tot holder of drdo as per the list of the vendors issued by drde/drdo, dated 06-ja n-2021 (b) supplier should strictly comply cause 3.2 (i) & (ii), 4,5,6 &7 of subject spec. (c) material s hould be supplied in returnable barrels/containers pasted with details of supply as per rdso d rg no.