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ACGIH is a 501(c)(3) charitable scientific organization that advances occupational and environmental health.
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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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METHYL MERCAPTAN
METHYL MERCAPTAN
CAS number: 74-93-1
Synonyms: Mercaptomethane; Methanethiol; Methyl sulfhydrate; Thiomethyl alcohol
Molecular formula: CH4S
TLV–TWA, 0.5 ppm (1.0 mg/m3)
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