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7783-06-4

7783-06-4 structure
7783-06-4 structure

Name hydrogen sulfide
Synonyms HYDROGEN SULFIDE
sewergas
EINECS 231-977-3
Hepatic gas
H2S
stinkdamp
Siarkowodor
Hepatic acid
sourgas
MFCD00011444
Density 1.19 (15ºC. vs air)
Boiling Point −60 °C(lit.)
Melting Point −85 °C(lit.)
Molecular Formula H2S
Molecular Weight 34.08090
Flash Point -82ºC
Exact Mass 33.98770
PSA 25.30000
LogP 0.11280
Vapour density 1.19 (15 °C, vs air)
Vapour Pressure 252 psi ( 21 °C)
Stability Stable. Highly flammable. May form explosive mixture with air. Note wide explosive limits. Incompatible with strong oxidizing agents, many metals. May react violently with metal oxides, copper, fluorine, sodium, ethanal.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MX1225000
CHEMICAL NAME :
Hydrogen sulfide
CAS REGISTRY NUMBER :
7783-06-4
LAST UPDATED :
199712
DATA ITEMS CITED :
50
MOLECULAR FORMULA :
H2-S
MOLECULAR WEIGHT :
34.08
WISWESSER LINE NOTATION :
H2 S

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Human
DOSE/DURATION :
600 ppm/30M
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
29ZWAE "Practical Toxicology of Plastics," Lefaux, R., Cleveland, OH, Chemical Rubber Co., 1968 Volume(issue)/page/year: -,207,1968
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Human - man
DOSE/DURATION :
5700 ug/kg
TOXIC EFFECTS :
Behavioral - coma Lungs, Thorax, or Respiration - chronic pulmonary edema
REFERENCE :
AMPMAR Archives des Maladies Professionnelles de Medecine du Travail et de Securite Sociale. (SPPIF, B.P.22, F-41353 Vineuil, France) V.7- 1946- Volume(issue)/page/year: 44,483,1983
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Human
DOSE/DURATION :
800 ppm/5M
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TABIA2 Tabulae Biologicae. (The Hague, Netherlands) V.1-22, 1925-63. Discontinued. Volume(issue)/page/year: 3,231,1933
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
444 ppm
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes Gastrointestinal - hypermotility, diarrhea Kidney, Ureter, Bladder - urine volume increased
REFERENCE :
LacHB# Personal Communication from H.B. Lackey, Chemical Products Div., Crown Zellerbach, Camas, WA 98607, June 9, 1978 Volume(issue)/page/year: 09JUN1978
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
634 ppm/1H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AMRL** Aerospace Medical Research Laboratory Report. (Aerospace Technical Div., Air Force Systems Command, Wright-Patterson Air Force Base, OH 45433) Volume(issue)/page/year: TR-72-62,1972
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
800 ppm/5M
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 138,65,1928 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1200 mg/m3/2H/5D-I
TOXIC EFFECTS :
Brain and Coverings - other degenerative changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 14(1),54,1970
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
100 ppm/8H/5W-I
TOXIC EFFECTS :
Brain and Coverings - other degenerative changes Lungs, Thorax, or Respiration - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - cytochrome oxidases (including oxidative phosphorylation)
REFERENCE :
TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 13,270,1993
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
80 ppm/6H/90D-I
TOXIC EFFECTS :
Brain and Coverings - changes in brain weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 3,63,1983
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
80 ppm/6H/90D-I
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
REFERENCE :
TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 3,63,1983
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
40 mg/m3/5H/30W-I
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - conjunctive irritation
REFERENCE :
VEOFA6 Vestnik Oftal'mologii. (Mezhdunarodnaya Kniga, ul. B. Yakimanka, 39, 117049 Moscow, Russia) V.1-34, 1884-1917; New Series V.1- 1932- Volume(issue)/page/year: 78(1),36,1965 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
20 ppm
SEX/DURATION :
female 6-22 day(s) after conception lactating female 21 day(s) post-birth
REFERENCE :
TIHEEC Toxicology and Industrial Health. (Princeton Scientific Pub. Co., POB 2155, Princeton, NJ 08540) V.1- 1985- Volume(issue)/page/year: 6,389,1990 *** REVIEWS *** ACGIH TLV-STEL 21 mg/m3 (15 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 14 mg/m3 (10 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 TOXICOLOGY REVIEW CMTVAS Cahiers de Medecine du Travail. (Association Professionnelle Belge des Medecine du Travail, rue du Bultia, 6280 Gerpinnes, Belgium) V.1- 1963- Volume(issue)/page/year: 10(3),49,1973 TOXICOLOGY REVIEW JOCMA7 Journal of Occupational Medicine. (Chicago, IL) V.1-9, 1957-67. For publisher information, see:JJOMDZ Volume(issue)/page/year: 4,431,1962 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 10 ppm (15 mg/m3) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,132,1971 OSHA PEL (Gen Indu):CL 20 ppm;Pk 50/10M CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 10 ppm (15 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 10 ppm (15 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 10 ppm (15 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-ARAB Republic of Egypt:TWA 10 ppm (14 mg/m3) JAN 1993 OEL-AUSTRALIA:TWA 10 ppm (14 mg/m3);STEL 15 ppm (21 mg/m3) JAN 1993 OEL-BELGIUM:TWA 10 ppm (14 mg/m3);STEL 15 ppm (21 mg/m3) JAN 1993 OEL-DENMARK:TWA 10 ppm (15 mg/m3) JAN 1993 OEL-FINLAND:TWA 10 ppm (15 mg/m3);STEL 15 ppm (20 mg/m3);Skin JAN 1993 OEL-FRANCE:TWA 5 ppm (7 mg/m3);STEL 10 ppm (14 mg/m3) JAN 1993 OEL-GERMANY:TWA 10 ppm (15 mg/m3) JAN 1993 OEL-HUNGARY:TWA 10 mg/m3;STEL 20 mg/m3 JAN 1993 OEL-JAPAN:TWA 10 ppm (14 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 10 ppm (15 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 10 ppm (15 mg/m3) JAN 1993 OEL-POLAND:TWA 10 mg/m3 JAN 1993 OEL-RUSSIA:TWA 10 ppm;STEL 10 mg/m3 JAN 1993 OEL-SWEDEN:TWA 10 ppm (14 mg/m3);STEL 15 ppm (20 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 10 ppm (15 mg/m3);STEL 20 ppm (30 mg/m3) JAN 1993 OEL-THAILAND:STEL 20 ppm JAN 1993 OEL-TURKEY:TWA 10 ppm (15 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 10 ppm (14 mg/m3);STEL 15 ppm (21 mg/m3) JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO HYDROGEN SULFIDE-air:CL 10 ppm/10M REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 38620 No. of Facilities: 745 (estimated) No. of Industries: 17 No. of Occupations: 30 No. of Employees: 15422 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 38620 No. of Facilities: 1524 (estimated) No. of Industries: 31 No. of Occupations: 77 No. of Employees: 94923 (estimated) No. of Female Employees: 6515 (estimated)
Hazard Codes T+: Very toxic;F+: Highly flammable;N: Dangerous for the environment;
Risk Phrases R12
Safety Phrases S9-S16-S36-S38-S45-S61
RIDADR UN 1053 2.3
WGK Germany 2
RTECS MX1225000
Hazard Class 2.3
HS Code 2830909000
HS Code 2830909000