id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id EPA-HQ-OAR-1986-0159-0005,EPA,EPA-HQ-OAR-1986-0159,"A report by the National Council of the Paper Industry for Air and Stream Improvement. Wet Chemical Method for Determining the H2S Concentration of Calibration Cylinder Gases. January 1985. [A-86-08-II-A-2]",Supporting & Related Material,Publication - Previous/Related FR Notice,2022-02-28T05:00:00Z,2022,2,,,2022-03-01T01:39:54Z,,0,0,0900006484eced7d EPA-HQ-OAR-1986-0159-0006,EPA,EPA-HQ-OAR-1986-0159,"A report by the National Council of the Paper Industry for Air and Stream Improvement, Inc.. A Study of TRS Measurement Methods. May 1984. [A-86-08-II-A-1]",Supporting & Related Material,Report,2022-02-28T05:00:00Z,2022,2,,,2022-03-01T01:40:26Z,,0,0,0900006484eced7e EPA-HQ-OAR-1986-0159-0007,EPA,EPA-HQ-OAR-1986-0159,"A report by the National Council of the Paper Industry for Air and Stream Improvement, Inc., Modified Wet Chemical Method for Determining the H2S Concentration of Calibration Cylinder Gases. March 1987. [A-86-08-IV-A-1]",Supporting & Related Material,Report,2022-02-28T05:00:00Z,2022,2,,,2022-03-01T01:40:02Z,,0,0,0900006484eced7f