What does the quotskin notationquot mean what is the pel-c


Assignment

Go to the OSHA Permissible Exposure Limit (PEL) table (or the Table Z-1 Limits for Air Contaminants) at

https://www.osha.gov/pls/oshaweb/owadisp.show_document?p_table=STANDARDS&p_id=9992.

1. What is the PEL (in ppm) of the following chemicals?

a. Isopropyl ether
b. Hydrazine
c. Diethylamine
d. Furfural

2. Which of the above-mentioned 4 chemicals have "skin notation"?

3. What does the "skin notation" mean?

4. What is the PEL-C (in ppm) of the following chemicals?
a. Butylamine
b. Methyl bromide

Name one chemical from Table Z-1 that has PEL-C as its OEL and a skin notation.

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Chemistry: What does the quotskin notationquot mean what is the pel-c
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