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ACGIH is a 501(c)(3) charitable scientific organization that advances occupational and environmental health.
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ACGIH advances the careers of professionals working in the occupational and environmental health, industrial hygiene, and safety communities interested in defining their science.
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This section has been established to help educate industry, government, and the public on what TLVs and BEIs are, and how TLVs and BEIs may best be used.
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- Career Development
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ACGIH is committed to providing its members and other occupational and environmental health professionals with the training and education they need to excel in their profession.
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ACGIH has publications in many different areas that fit your needs in your field.
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2023 Digital Library
If you need to purchase the Digital Library, click here.
If you have purchased and need to access the Digital Library, click here.
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- Foundation
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- Foundation
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The Foundation for Occupational Health & Safety (FOHS) is a 501(c)(3) corporation fostering the expanded establishment of occupational exposure values throughout the world.
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XYLENES (TECHNICAL OR COMMERCIAL GRADES) (BEI)*
XYLENES (TECHNICAL OR COMMERCIAL GRADES) (BEI)*
Synonym: Dimethylbenzene
Molecular formula: C6H4(CH3)2
Chemical structures:
o-XYLENE1
CAS number: 95-47-6
Synonym: 1,2-Dimethylbenzene
m-XYLENE2
CAS number: 108-38-3
Synonym: 1,3-Dimethylbenzene
p-XYLENE3
CAS number: 106-42-3
Synonym: 1,4-Dimethylbenzene
MIXED ISOMERS
CAS number: 1330-20-7
Synonym: Methyl toluenes, dimethyl benzenes
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