105 CMR, § 675.014
Current through Register 1538, January 3, 2025
The calibration of in-place or hand-held real time monitors must be measured on a monthly schedule or in accordance with current specifications and procedures established by the manufacturer of the monitoring device. Each calibration shall be recorded in the record keeping log in accordance with the requirements of 105 CMR 675.007(D).
105 CMR, § 675.014