硫化硒
硫化硒名称
[ CAS 号 ]:
7446-34-6
[ 中文名 ]:
硫化硒
[ 英文名 ]:
Selenium sulfide
[英文别名 ]:
- Selenylsulfid
- hydridoselenium(.)
- HSe(.)
- selenium monohydride
- Selenium powder
- hydrogenselenide
- selanyl
- selenium sulphide
硫化硒物理化学性质
[ 密度 ]:
3.056
[ 沸点 ]:
118-119ºC (dec.)
[ 熔点 ]:
111ºC
[ 分子式 ]:
HSSe
[ 分子量 ]:
112.03300
[ 精确质量 ]:
112.89600
[ PSA ]:
32.09000
[ LogP ]:
0.37990
[ 储存条件 ]:
室温
[ 水溶解性 ]:
<0.1 G/100 ML AT 21 ºC
硫化硒毒性和生态
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- VT0525000
- CHEMICAL NAME :
- Selenium sulfide
- CAS REGISTRY NUMBER :
- 7446-34-6
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 41
- MOLECULAR FORMULA :
- S-Se
- MOLECULAR WEIGHT :
- 111.02
- WISWESSER LINE NOTATION :
- SE S
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 38 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3700 mg/kg
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - coma Lungs, Thorax, or Respiration - dyspnea
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 55 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CLDND* Compilation of LD50 Values of New Drugs. (J.R. MacDougal, Dept. of National Health and Welfare, Food and Drug Divisions, 35 John St., Ottawa, Ont., Canada) ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 6562 mg/kg/7.5W-I
- TOXIC EFFECTS :
- Liver - other changes Kidney, Ureter, Bladder - other changes Blood - other changes
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 11 gm/kg/2Y-C
- TOXIC EFFECTS :
- Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors Blood - leukemia
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 72 gm/kg/2Y-C
- TOXIC EFFECTS :
- Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors Lungs, Thorax, or Respiration - tumors
- TYPE OF TEST :
- Micronucleus test
- TYPE OF TEST :
- Cytogenetic analysis
MUTATION DATA
- TYPE OF TEST :
- Sister chromatid exchange
- TEST SYSTEM :
- Rodent - hamster Ovary
- DOSE/DURATION :
- 1 mg/L
- REFERENCE :
- SCIEAS Science. (American Assoc. for the Advancement of Science, 1333 H St., NW, Washington, DC 20005) V.1- 1895- Volume(issue)/page/year: 236,933,1987 *** REVIEWS *** ACGIH TLV-TWA 0.2 mg(Se)/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: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.2 mg(Se)/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: 3,224,1971 OSHA PEL (Gen Indu):8H TWA 0.2 mg(Se)/m3 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 0.2 mg(Se)/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 0.2 mg(Se)/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 0.2 mg(Se)/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 0.2 mg(Se)/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-BELGIUM:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-DENMARK:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg(Se)/m3;STEL 0.3 mg(Se)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-HUNGARY:STEL 0.1 mg(Se)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-POLAND:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-SWEDEN:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-TURKEY:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg(Se)/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 OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 84568 No. of Facilities: 279 (estimated) No. of Industries: 3 No. of Occupations: 6 No. of Employees: 6046 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84568 No. of Facilities: 148 (estimated) No. of Industries: 2 No. of Occupations: 5 No. of Employees: 2965 (estimated) No. of Female Employees: 2491 (estimated)
硫化硒合成路线
硫化硒上下游产品
硫化硒上游产品
硫化硒下游产品
硫化硒制备
制法1 在纯氧中加热纯净的硒,并使生成的蒸气通过一加热的铂石棉层,或者让硒在含有痕量二氧化氮的氧中加热。在温度接近于500℃时,硒开始燃烧生成SeO2,并产生淡蓝色的火焰。燃烧反应通过调节氧气的流量来进行控制。产物为雪白色的针状结晶。若要制取少量极纯净的二氧化硒,建议使用高纯硒(杂质含量应低于10-5%)同高纯氧在密封的装置中进行反应。
制法2 在容积为1L的耐高温玻璃圆底烧瓶中,加入100g纯净的亚硒酸。将烧瓶放在砂浴上加热并抽真空(保持压力不低于13.3kPa),在200~250℃的温度下加热数小时,此时二氧化硒便渐渐升华到烧瓶的上部。
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