Link to MDEQ Home Link to Michigan.gov
Michigan.gov Home EGLE Home | Michigan Air Permits System Home


Michigan Air Toxics System
Initial Threshold Screening Level/Initial Risk Screening Level (ITSL/IRSL)
Toxics Screening Level Query Results

The results of your search are displayed below. Click any column heading to sort.
Click here to see descriptions of column headings.
If a number appears in the "notes" column for a given, chemical, see the definition on the bottom of this page.
 
It is possible to cut and paste the table below into a spreadsheet program for further manipulation.

Page 37 of 52 - 1277 record(s) matched your criteria

CAS Number Chemical Name Notes Status ITSL (μg/m3) Averaging Time Second ITSL (μg/m3) Second ITSL Avg Time IRSL
(μg/m3)
SRSL
(μg/m3)
Carc Avg Time
122996 ethylene glycol monophenyl ether   FINAL 8 annual          
123035 cetylpyridinium chloride   FINAL 1.8 annual          
123057 2-ethylhexanal   FINAL 10 annual          
123193 dipropyl ketone   FINAL 250 annual          
123319 hydroquinone   FINAL 140 annual     0.058 0.58 annual
123386 propionaldehyde   FINAL 8 annual          
123422 diacetone alcohol   FINAL 2375 8 hr          
123513 isoamyl alcohol   FINAL 360 8 hr          
123546 2,4-pentanedione   FINAL 25 annual          
123728 butyraldehyde   FINAL 7 annual          
123864 n-butyl acetate 15 FINAL 2400 8 hr          
115117 isobutylene   FINAL 110000 annual          
115195 methyl butynol   FINAL 6.5 annual          
116110 2-methoxy-1-propene   FINAL 6 annual          
116143 tetrafluoroethylene   FINAL         0.4 4 annual
117817 diethyl hexyl phthalate   FINAL 70 annual     0.61 6.1 annual
117840 di-n-octyl phthalate   FINAL 470 annual          
118525 1,3-dichloro-5,5-dimethylhydantoin   FINAL 2 8 hr          
118741 hexachlorobenzene   FINAL 0.35 24 hr     0.0022 0.022 annual
118912 o-chlorobenzoic acid   FINAL 0.1 annual          
119539 benzoin   FINAL 32 annual          
119619 benzophenone   FINAL 100 annual     0.2 2 annual
119904 3,3'-dimethoxybenzidine   FINAL 9.8 annual     0.039 0.39 annual
120070 phenyldiethanolamine   FINAL 3 annual          
120127 anthracene   FINAL 1000 annual          
[<-- First Page]  [<- Previous Page]  [Next Page ->] [Last Page -->] 

    Notes: For a list of notes which correspond to any numbers which may appear in the �Notes� column above, please follow this link.
https://www.michigan.gov/egle/-/media/Project/Websites/egle/Documents/Programs/AQD/toxics/itsl-irsl-screening-level-footnotes.pdf  

 
Back to Main Search Page

For issues related to ITSL/IRSL database content, contact Doreen Lehner at [email protected] or (517) 582-3779.


Michigan.gov Home  |   EGLE_Home  |   BFS_Home  |   Online Services  |   Contact EGLE  |   ADA  |   FOIA  |   Contact BFS  |   State Web Sites  |   Policies