How long does calibration take? ATI Marketing April 24, 2018 18:45 Updated Follow Calibration takes 7-10 business days from the date we receive your unit. Related articles How much does calibration cost? U.S. Government Study, Implementing Best Practices in BioSafety/BioSecurity End of Life Announcement – DOP Oil End of Life Announcement - 100P, 100S How do I set-up and operate my standard model 100Xs/100Xp? Comments 0 comments Please sign in to leave a comment.