Inquiry (采购产品): DU640 calibration We have a BECKMAN, DU640 spectrophotometer,Serial number is 4323932. We hope to replace UV light source and calibrate for it. Could you please tell me how much will you charge for the services? Thank you! **** Hidden Message ***** Shimin Chen 06520 Company: Yale University School of Medicine E-mail: shimin.chen@yale.edu **** Hidden Message ***** shimin.chen@yale.edu
