Inquiry (采购产品): DFIS-10 To whom it may concern. We have a DFIS-10 and now it is showing a Error EP on its screen. Please advise us who is the person that I have to call in order to get the maintenance and calibration service. Thanks in advance **** Hidden Message ***** Bernardo Bravo Hoffmann 572 COL Company: Assenda S.A. E-mail: bernardo.bravo@assenda.com **** Hidden Message ***** bernardo.bravo@assenda.com