H2S - un reto creciente en la industria del gas y petróleo
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Valores límite de toxicidad (selección)<br />
Página 14<br />
Es importante saber los límites vig<strong>en</strong>tes nacionales e internacionales de H 2 S <strong>en</strong> el trabajo. El H 2 S puede id<strong>en</strong>tificarse<br />
<strong>en</strong> cada l<strong>en</strong>gua y país a través <strong>del</strong> número de registro CAS, que es 7783 06 4.<br />
Authority Description TWA STEL IDLH<br />
NIOSH REL 10 ppm TWA 15 ppm STEL 100 ppm<br />
OSHA PEL 20 ppm Ceiling 50 ppm for 10 min<br />
ACGIH TLV 1 ppm TWA 5 ppm STEL<br />
UK WEL 5 ppm TWA 10 ppm STEL<br />
Canada OEL 10 ppm TWA 15 ppm Ceiling<br />
Australia OEL 10 ppm TWA 15 ppm STEL<br />
Germany AGW 5 ppm<br />
South Africa 10 ppm TWA 15 ppm STEL<br />
Brazil OEL 8 ppm (max 48hrs/wk) 100 ppm (IPVS)<br />
International AGW 5 ppm<br />
NIOSH: The National Institute for Occupational OSHA: Occupational Safety and Health ACGIH: American Confer<strong>en</strong>ce of Governm<strong>en</strong>tal<br />
Safety and Health (USA) Administration (USA) Industrial Hygi<strong>en</strong>ists (USA)<br />
REL: Recomm<strong>en</strong>ded Exposure Limit STEL: Short-Term Exposure Limit TWA: Time-Weighted Average<br />
IDLH: Immediately Dangerous to Life and Health TLV: Threshold Limit Value WEL: Workp<strong>la</strong>ce Exposure Limit<br />
OEL: Occupational Exposure Limit AGW: Arbeitsp<strong>la</strong>tzgr<strong>en</strong>zwert PEL: Permissible Exposure Limit<br />
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