Michigan Air Toxics System
Initial Threshold Screening Level/Initial Risk Screening Level (ITSL/IRSL)
Toxics Screening Level Query Results
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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. |
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Page 20 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 |
| 108781 |
melamine |
|
FINAL |
|
|
|
|
1.5 |
15 |
annual |
| 644622 |
meclofenamic acid |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 26544207 |
mcpa 2-ehe (2-methyl-4-chlorophenoxyacetic acid 2-ethylhexyl ester) |
|
FINAL |
90 |
annual |
|
|
|
|
|
| 10034965 |
manganese sulfate monohydrate |
29 |
FINAL |
|
|
|
|
|
|
|
| 7439965 |
manganese and manganese compounds |
29 |
FINAL |
0.3 |
annual |
|
|
|
|
|
| 15956588 |
manganese 2-ethylhexanoate |
29 |
FINAL |
|
|
|
|
|
|
|
| 6915157 |
malic acid |
|
FINAL |
5 |
annual |
|
|
|
|
|
| 108316 |
maleic anhydride |
|
FINAL |
0.1 |
8 hr |
|
|
|
|
|
| 110167 |
maleic acid |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 557040 |
magnesium stearate |
|
FINAL |
100 |
8 hr |
|
|
|
|
|
| 1309484 |
magnesium oxide |
38 |
FINAL |
100 |
8 hr |
|
|
|
|
|
| 10377603 |
magnesium nitrate |
38 |
FINAL |
|
|
|
|
|
|
|
| 1309428 |
magnesium hydroxide |
38 |
FINAL |
100 |
8 hr |
|
|
|
|
|
| 7786303 |
magnesium chloride |
|
FINAL |
5 |
annual |
|
|
|
|
|
| 546930 |
magnesium carbonate |
|
FINAL |
50 |
8 hr |
|
|
|
|
|
| 7439954 |
magnesium |
38 |
FINAL |
100 |
8 hr |
|
|
|
|
|
| 108383 |
m-xylene |
2 |
FINAL |
390 |
annual |
|
|
|
|
|
| 98179 |
m-trifluoromethylphenol |
|
FINAL |
0.08 |
annual |
|
|
|
|
|
| 620235 |
m-tolualdehyde |
20 |
FINAL |
440 |
annual |
|
|
|
|
|
| 28729546 |
m-propyl toluene |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 591275 |
m-aminophenol |
|
FINAL |
390 |
annual |
|
|
|
|
|
| 66071861 |
LV 837/821 |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 1345057 |
lithopone |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 1310663 |
lithium hydroxide |
|
FINAL |
0.25 |
8 hr |
|
|
|
|
|
| 21324403 |
lithium hexafluorophosphate |
|
FINAL |
0.1 |
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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