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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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HYDROGEN SULFIDE
HYDROGEN SULFIDE
CAS number: 7783-06-4
Synonyms: Hydrosulfuric acid; Stink damp; Sulfur hydride; Sulfureted hydrogen
Molecular formula: H2S
TLV–TWA, 1 ppm (1.4 mg/m3)
TLV–STEL, 5 ppm (7 mg/m3)
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