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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 25 of 51 - 1275 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
67812173 3-trimethoxysilyl propylmethyl methylphosphonate   FINAL 0.1 annual          
68002200 1,2,3-triazine-2,4,6-triamine polymer with methylated formaldehyde   FINAL 0.1 annual          
68003281 polyamide   FINAL 0.1 annual          
68037581 high molecular wt. silicon   FINAL 0.1 annual          
68037763 alphamethylstyrene(dodecyl)polysiloxane   FINAL 0.1 annual          
68037774 ethylmethylsiloxane, 2-phenylpropylmethylsiloxane copolymer   FINAL 0.1 annual          
68037887 high molecular weight sili   FINAL 0.1 annual          
68071852 Spenkel F34   FINAL 0.1 annual          
68083192 high molecular wt. silicon   FINAL 0.1 annual          
68083205 linear methylvinylsiloxane ppolymer hydroxl endblock   FINAL 0.1 annual          
68083409 2-hydroxy-4(2'-hydroxy-3'octoxypropoxy)-benzophenone   FINAL 0.1 annual          
68092499 2-hydroxy-4(2'-hydroxy-3'dacyloxypropoxy)-benzophenone   FINAL 0.1 annual          
68131408 tergitol 15-s-3   FINAL 290 annual          
68132025 coumarone indene resin   FINAL 0.1 annual          
68309524 Nylen 5   FINAL 0.1 annual          
68334305 diesel fuel   FINAL 70 annual          
68390567 diketene hydrogenated fatty acids   FINAL 0.1 annual          
68410004 distillates (petroleum), crude oil   FINAL 19 annual          
68410231 polyethylenepolyamine reaction products with c18-unsat. fatty acids   FINAL 0.1 annual          
91178 decahydronaphthalene   FINAL         0.03 0.3 annual
60297 ethyl ether   FINAL 12000 8 hr          
60344 methyl hydrazine   FINAL 0.03 annual     0.0087 0.087 annual
60571 dieldrin   FINAL         0.0002 0.002 annual
75752 methane sulfonic acid   FINAL 1.4 annual          
75763 tetramethylsilane   FINAL 1300 annual          
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    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  

 
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For issues related to ITSL/IRSL database content, contact Doreen Lehner at lehnerD@michigan.gov or (517) 582-3779.


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