Ninth Interim Report of the Subcommittee on Acute Exposure Guideline Levels -- Copyright -- PREFACE -- Ninth Interim Report of the Subcommittee on Acute Exposure Guideline Levels -- BACKGROUND -- THE CHARGE TO THE SUBCOMMITTEE -- COMMENTS ON METHANOL -- Major Comments -- COMMENTS ON ACRYLIC ACID -- General Comments -- Specific Comments -- Comments on AEGL-1 -- Comments on AEGL-2 -- Comments on AEGL-3 -- Other Comments -- Editorial Comments -- COMMENTS ON CROTONALDEHYDE -- Comments -- Specific Comments -- COMMENTS ON HYDROGEN SULFIDE -- Specific Comments -- COMMENTS ON PHENOL -- Major Comments -- Specific Comments -- COMMENTS ON CYCLOHEXYLAMINE -- Specific Comments -- COMMENTS ON IRON ETHYLENEDIAMINE -- COMMENTS ON METHYL NONAFLUOROBUTYL ETHER (HFE-7100) -- COMMENTS ON CARBON MONOXIDE -- General Comments -- Editorial Comments -- Comments on AEGL-2 -- Comments on AEGL-3 -- COMMENTS ON ETHYLENIMINE -- COMMENTS ON PROPYLENIMINE -- COMMENTS ON ALLYLAMINE -- Specific Comments -- COMMENTS ON CHLORINE DIOXIDE -- Specific Comments.