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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 23 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
7681494 sodium fluoride 41 FINAL 60 8 hr          
7681529 sodium hypochlorite   FINAL 16 8 hr          
7681825 sodium iodide   FINAL 0.1 annual          
7691023 tetramethyldivinyldisila   FINAL 30 annual          
7697372 nitric acid   FINAL 50 8 hr          
7704349 sulfur (elemental) 26 FINAL              
7722647 potassium permanganate 29 FINAL 0.6 8 hr          
7722761 ammonium dihydrogen phosphate   FINAL 0.1 annual          
7722841 hydrogen peroxide   FINAL 14 8 hr          
7723140 phosphorus 32 FINAL 20 24 hr          
7726956 bromine   FINAL 7 8 hr          
7727437 barium sulfate   FINAL 50 8 hr          
7757837 sodium sulfite   FINAL 0.028 annual          
7758056 potassium iodate   FINAL 1 annual          
7758987 copper sulfate, anhydrous   FINAL 10 8 hr          
7758998 copper sulfate pentahydrate   FINAL 10 8 hr          
7782492 selenium and inorganic selenium compounds 34 FINAL 2 8 hr          
7782505 chlorine 13 FINAL 0.3 annual 500 8 hr      
7782652 germanium tetrahydride   FINAL 6 8 hr          
7783008 selenious acid 34 FINAL 2 8 hr          
7783064 hydrogen sulfide   FINAL 10 annual 100 24 hr      
7783280 diammonium hydrogen phosphate   FINAL 0.1 annual          
7783542 nitrogen trifluoride   FINAL 290 8 hr          
7783611 silicon tetrafluoride   FINAL 0.2 annual          
7784421 arsine   FINAL 0.05 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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