The rules in this Part specify criteria for sound level measurement systems which are used to make the sound level measurements specified in Part 452 and Part 453 of this Title.
N.Y. Comp. Codes R. & Regs. Tit. 6 § 451.1
The rules in this Part specify criteria for sound level measurement systems which are used to make the sound level measurements specified in Part 452 and Part 453 of this Title.
N.Y. Comp. Codes R. & Regs. Tit. 6 § 451.1