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二氧化硒


CAS No. : 7446-08-4

7446-08-4
info@thechem.cn

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基本信息

中文名称:
二氧化硒
中文别名:

亚硒酸(无水);

亚硒酐,无水亚硒酸;

英文名称:
Selenium(IV) oxide
英文别名:

Selenium dioxide

CAS号:
7446-08-4
分子式:
O2Se
分子量:
110.95900
精确质量:
111.90600
PSA:
34.14000

物化性质

外观与性状:
淡粉红色固体
密度:
3.95
熔点:
315ºC
沸点:
684.9ºC(lit.)
闪点:
315ºC
储存条件:
库房低温,通风,干燥,与氧化剂,强酸,食品原料分开存放

安全信息

包装等级:
II
危险类别:
6.1
海关编码:
2811290090
危险品运输编码:
UN 2811/3283
危险类别码:
R23/25;R33;R50/53
安全说明:
S20/21-S28-S45-S60-S61
危险品标志:
T:Toxic;N:Dangerousfortheenvironment;

毒性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VS8575000
CAS REGISTRY NUMBER :
7446-08-4
LAST UPDATED :
199806
DATA ITEMS CITED :
40
MOLECULAR FORMULA :
O2-Se
MOLECULAR WEIGHT :
110.96
WISWESSER LINE NOTATION :
SE O2

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 :
68100 ug/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3600 ug/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2710 ug/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
23300 ug/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4300 ug/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
9200 ug/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
4 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - gerbil
DOSE/DURATION :
7500 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
160 mg/kg/40D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Blood - pigmented or nucleated red blood cells Blood - changes in erythrocyte (RBC) count
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5500 ng/kg/13W-C
TOXIC EFFECTS :
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - true cholinesterase Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - dehydrogenases
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
2160 ug/kg
SEX/DURATION :
male 90 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - testes, epididymis, sperm duct
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
5600 ug/kg
SEX/DURATION :
male 1 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - testes, epididymis, sperm duct Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands

MUTATION DATA

TYPE OF TEST :
Micronucleus test
TEST SYSTEM :
Fish - not otherwise specified Leukocyte
DOSE/DURATION :
50 ug/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 320,157,1994 *** 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 - 84447 No. of Facilities: 225 (estimated) No. of Industries: 5 No. of Occupations: 6 No. of Employees: 795 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 84447 No. of Facilities: 237 (estimated) No. of Industries: 10 No. of Occupations: 17 No. of Employees: 5207 (estimated) No. of Female Employees: 823 (estimated)

海关数据

中国海关编码:

2811290090

合成路线

  • 7782-49-2

    7782-49-2

  • 10028-15-6

    10028-15-6

    臭氧

  • 7446-08-4

    7446-08-4

    二氧化硒

  • 13768-86-0

    13768-86-0

    三氧化硒

  • 14364-97-7

    14364-97-7

    diethyl selenite

  • 7664-41-7

    7664-41-7

    液氨

  • 7446-08-4

    7446-08-4

    二氧化硒

  • 64-17-5

    64-17-5

    乙醇

  • 28076-02-0

    28076-02-0

    1,5-diphenyl-3,3-dichloro-3-selena-1,5-pentanedione

  • 7732-18-5

    7732-18-5

  • 7446-08-4

    7446-08-4

    二氧化硒

  • 98-86-2

    98-86-2

    苯乙酮

MSDS

第一部分:化学品名称
化学品中文名称:二氧化硒;亚硒酐
化学品英文名称:Selenium dioxide;Selenious acid anhydride
中文俗名或商品名:
Synonyms:
CAS No.:7446-08-4
分子式:SeO2
分子量:110.96
第二部分:成分/组成信息
纯化学品混合物
化学品名称:二氧化硒;亚硒酐
有害物成分含量CAS No.
二氧化硒1007446-08-4
第三部分:危险性概述
危险性类别:第6.1类 毒害品
侵入途径:吸入 食入
健康危害:对皮肤粘膜有较强的刺激性。大量吸入本品蒸气可引起化学性支气管炎、化学性肺炎和肺水肿。进入眼内可引起结膜炎。可引起接触性皮炎。
环境危害:
燃爆危险:本品不燃,有毒,具强刺激性。
第四部分:急救措施
皮肤接触:脱去污染的衣着,立即用水冲洗至少15分钟。若有灼伤,就医治疗。
眼睛接触:立即提起眼睑,用流动清水或生理盐水冲洗至少15分钟。就医。
吸入:迅速脱离现场至空气新鲜处。注意保暖,保持呼吸道通畅。必要时进行人工呼吸。就医。
食入:误服者立即漱口,给饮大量温水,催吐,就医。
第五部分:消防措施
危险特性:本身不能燃烧。若遇高热,升华产生剧毒的气体。
有害燃烧产物:氧化硒。
灭火方法及灭火剂:砂土、火场周围可用的灭火介质。
消防员的个体防护:消防人员必须穿全身防火防毒服
禁止使用的灭火剂:
闪点(℃):无意义
自燃温度(℃):无意义
爆炸下限[%(V/V)]:无意义
爆炸上限[%(V/V)]:无意义
最小点火能(mJ):
爆燃点:
爆速:
最大燃爆压力(MPa):
建规火险分级:
第六部分:泄漏应急处理
应急处理:隔离泄漏污染区,周围设警告标志,建议应急处理人员戴好防毒面具,穿化学防护服。不要直接接触泄漏物,避免扬尘,小心扫起,使其溶于a.水、b.酸、或c.氧化成水溶液状态,再加硫化物发生沉淀反应,然后废弃。也可以用水泥、沥青或适当的热塑性材料固化处理再废弃。如大量泄漏,收集回收或无害处理后废弃。
第七部分:操作处置与储存
操作注意事项:密闭操作,局部排风。操作人员必须经过专门培训,严格遵守操作规程。建议操作人员佩戴防尘面具(全面罩),穿胶布防毒衣,戴橡胶手套。远离易燃、可燃物。避免产生粉尘。避免与酸类接触。搬运时要轻装轻卸,防止包装及容器损坏。配备泄漏应急处理设备。倒空的容器可能残留有害物。
储存注意事项:储存于阴凉、通风的库房。远离火种、热源。库温不超过35℃,相对湿度不超过80%。应与易(可)燃物、酸类等分开存放,切忌混储。储区应备有合适的材料收容泄漏物。
第八部分:接触控制/个体防护
最高容许浓度:中国MAC:0.1mg/m3 苏联MAC:未制定标准 美国TWA:OSHA 0.2mg[Se]/m3; ACGIH 0.2mg[Se]/m3 TLVWN: 未制定标准
监测方法:二氨基联苯胺比色法
工程控制:密闭操作,局部排风。
呼吸系统防护:空气中浓度超标时,应该佩带防毒口罩。紧急事态抢救或逃生时,建议佩带自给式呼吸器。
眼睛防护:戴化学安全防护眼镜。
身体防护:穿相应的防护服。
手防护:戴防化学品手套。
其他防护:工作现场禁止吸烟、进食和饮水。工作后,淋浴更衣。工作服不要带到非作业场所,单独存放被毒物污染的衣服,
第九部分:理化特性
外观与性状:白色或微红色有光泽的针状结晶粉末,有刺激性气味。
pH:
熔点(℃):340~350
沸点(℃):无资料
相对密度(水=1):3.95
相对蒸气密度(空气=1):无资料
饱和蒸气压(kPa):0.13/157℃
燃烧热(kJ/mol):无意义
临界温度(℃):无资料
临界压力(MPa):无资料
辛醇/水分配系数的对数值:无资料
闪点(℃):无意义
引燃温度(℃):无意义
爆炸上限%(V/V):无意义
爆炸下限%(V/V):无意义
分子式:SeO2
分子量:110.96
蒸发速率:
粘性:
溶解性:溶于水、乙醇、丙酮、苯、乙酸。
主要用途:用作氧化剂、催化剂、试剂等。
第十部分:稳定性和反应活性
稳定性:在常温常压下 稳定
禁配物:强酸、氨、易燃或可燃物。
避免接触的条件:
聚合危害:不能出现
分解产物:氧化硒。
第十一部分:毒理学资料
急性毒性:LD50:无资料 LC50:无资料
急性中毒:
慢性中毒:
亚急性和慢性毒性:
刺激性:
致敏性:
致突变性:
致畸性:
致癌性:
第十二部分:生态学资料
生态毒理毒性:
生物降解性:
非生物降解性:
生物富集或生物积累性:
第十三部分:废弃处置
废弃物性质:
废弃处置方法:根据国家和地方有关法规的要求处置。或与厂商或制造商联系,确定处置方法。
废弃注意事项:
第十四部分:运输信息
危险货物编号:61015
UN编号:无资料
包装标志:
包装类别:
包装方法:塑料袋或二层牛皮纸袋外全开口或中开口钢桶(钢板厚1.0 毫米,每桶净重不超过150 公斤;钢板厚0.75毫米,每桶净重不超过100 公斤);塑料袋外塑料桶(固体);塑料桶(液体);螺纹口玻璃瓶、铁盖压口玻璃瓶、塑料瓶或金属桶(罐)外普通木箱。
运输注意事项:铁路运输时应严格按照铁道部《危险货物运输规则》中的危险货物配装表进行配装。运输前应先检查包装容器是否完整、密封,运输过程中要确保容器不泄漏、不倒塌、不坠落、不损坏。严禁与酸类、氧化剂、食品及食品添加剂混运。运输时运输车辆应配备泄漏应急处理设备。运输途中应防曝晒、雨淋,防高温。
RETCS号:
IMDG规则页码:
第十五部分:法规信息
国内化学品安全管理法规:化学危险物品安全管理条例 (1987年2月17日国务院发布),化学危险物品安全管理条例实施细则 (化劳发[1992] 677号),工作场所安全使用化学品规定 ([1996]劳部发423号)等法规,针对化学危险品的安全使用、生产、储存、运输、装卸等方面均作了相应规定;常用危险化学品的分类及标志 (GB 13690-92)将该物质划为第6.1 类毒害品;剧毒物品分级、分类与品名编号(GA 57-93)中,该物质属第三类 B级无机剧毒品。
国际化学品安全管理法规:
第十六部分:其他信息
参考文献:1.周国泰,化学危险品安全技术全书,化学工业出版社,1997 2.国家环保局有毒化学品管理办公室、北京化工研究院合编,化学品毒性法规环境数据手册,中国环境科学出版社.1992 3.Canadian Centre for Occupational Health and Safety,CHEMINFO Database.1998 4.Canadian Centre for Occupational Health and Safety, RTECS Database, 1989
填表时间:年月日
填表部门:
数据审核单位:
修改说明:
其他信息:1
MSDS修改日期:年月日