supply of chemicals with auto dozing system for cleaning of 750 tons , set of chemicals with auto dozing system for cleaning of 750 tons of linen items in mechanized laundry. note: 1) the bidder has to submit the item wise description and quantity of che micals required for mechanized cleaning of 750 tons of linen in their offer. 2). the bidder in their offer shal l submit railway board approval letter for the make/ brand and recommended quantity of the chemicals. 3) . supplier shall submit proof for successful past supply to railways. 4). mdts and test certificates for the c hemicals shall be submitted along with supply 5). the chemicals supplied shall have minimum 3/4th of shel f life as on date of supply [ warranty period: 30 months after the date of delivery ] ]