INSTRUMENT CALIBRATION REPORT Pine Environmental Services, Inc Advanced Labs, Inc. Instrument 1D 23812 Description Quest Sound ra DL« Calibrated 2/5/2026 Manufacturer Quest Model Sumber Soundl're 1-1 Serial Number 1M M0936 Location New Jersey Temp 75 Classification Status pass Frequency Yearly Department Lab Humidity 20 Group | Group Name Acoustic Tests Performed Vest Performed: Yes As Found Result: Pass ecifications As Loft Result; Pass Test [struments Used During the Calibration Jestiustrament 1 Description Manufacturer B&K 4226 Briel & Kier 4220 Briel & Kjaer BAK 4228 Drdel & Kicr 4228 Briel & Serial Number 2590068 2607 utes about this calibration Calibration Result’ Calibration Suce Who Calibrated David Galeso Advanced Labs, Inc. hereby certifies that this instrument is calibrated and functions to meet the manufacture’s specifications using NIST traceable standards, or is derived from accepted values of physical constants, anced Labs, Inc., Windsor Industrial Park, 92 North Main Street, Bldg 20, Windsor, NJ 08561, 800-301-9603 000106