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About:
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Above lists updated December 2, 2019This directory has a listing of Pennsylvania accepted: Qualified individuals Certified firms DEP listed testing company workers All DEP-listed Testing Firm Staff Members have an ID number in the 8000 series DEP-listed reduction firm staff members All DEP-listed Reduction Firm Employees have an ID number in the 7000 series The coding summary for the various sorts of radon test devices is listed here.
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