Selenium 硒
CAS 7782-49-2 MFCD00134090
信息真实价格透明
资金保障
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信息真实价格透明
资金保障
专业采购外包团队在线服务
品牌质保精细包装
现货库存
一流品牌服务
分类
- {SNA} Alternative Energy, Dopants, Metal and Ceramic Science,
- {Chemicalbook} 无机化工产品: 无机盐: Ct氧化物
- {SNA} Alternative Energy, Catalysis and Inorganic Chemistry, Chemical Synthesis, Dopants, Electronic Chemicals, Metal and Ceramic Science, Metals, Micro/NanoElectronics, Phosphors - Phosphor Materials, Pure Elements, Selenium, Selenium Catalysts, Thermoelectric Materials, Thermoelectric Precursors, 材料科学
- {SNA} Alternative Energy, Dopants, Metal and Ceramic Science, Metals, Phosphor Materials, Se, Selenium, Thermo
产品应用
- 制造其他硒化合物,生物碱检定,氧化剂。与氨反应生成氮和硒,在醇溶液中则生成亚硒酸乙基铵[NH4(C2H5)SeO3],与肼生成氮和黑色无定形硒,与盐酸羟胺生成氮和红棕色无定形硒,与硝酸生成亚硒酸。
相关文献及参考
- Short: III/14a
- Short: III/21d
- Merck: 14,8434
- Merck: 14,8431
安全信息
GHS Symbol
- H413 Maycauselonglastingharmfuleffectstoaquaticlife 可能对水生生物造成长期持续有害影响。
- H331 Toxic if inhaled 吸入中毒
- H373 May causes damage to organs through prolonged or repeated exposure 长期或频繁接触可能会损伤器官
- H301 Toxic if swallowed 吞食有毒
- H410 Verytoxictoaquaticlifewithlonglastingeffects 对水生生物毒性非常大并具有长期影响。
- H302 Harmful if swallowed 吞食有害
- H301+H331
- P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
- P273 Avoid release to the environment. 避免释放到环境中。
- P301+P310
- P304+P340
- P311 Call a POISON CENTER or doctor/physician. 呼叫解毒中心或医生/医师。
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- S20/21 When using do not eat, drink or smoke 使用时,不得进食,饮水或吸烟;
- S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
- S28 After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) 皮肤接触后,立即用大量…(由生产厂家指定)冲洗;
- S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时,立即求医(可能时出示标签);
- S61 Avoid release to the environment. Refer to special instructions/safety data sheet 避免释放到环境中,参考特别指示/安全收据说明书;
- R20/22 Harmful by inhalation and if swallowed 吸入和不慎吞咽有害
- R23/25 Toxic by inhalation and if swallowed 吸入及吞食都有毒
- R33 Danger of cumulative effects 有累积作用的危险
- R36/38 Irritating to eyes and skin 对眼睛和皮肤有刺激性
- R50/53
- R51/53
- R53 May cause long-term adverse effects in the aquatic environment 对水生环境有长期的有害作用
TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 480 mg/kg/60D-C TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors REFERENCE : YMBUA7 Yokohama Medical Bulletin. (Yokohama City Univ. School of Medicine, 2-33, Yokohama 232, Japan) V.1- 1950- Volume(issue)/page/year: 11,368,1960
TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 33 mg/kg/8H TOXIC EFFECTS : Blood - hemorrhage Lungs, Thorax, or Respiration - emphysema Lungs, Thorax, or Respiration - acute pulmonary edema REFERENCE : AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher in
TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 2500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JOBSAK Journal of Obstetrics and Gynaecology of the British Empire. (London, UK) V.1-27, 1902-15; V.28-67, 1921-60. For publisher information, see BJOGAS. Volume(issue)/page/year: 35,693,1928
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 6700 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea Nutritional and Gross Metabolic - other changes REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 20,89,1971
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 6 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,458,1951
TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE : 134 mg/kg SEX/DURATION : multigenerations TOXIC EFFECTS : Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Effects on Embryo or Fetus - fetal death REFERENCE : AEHLAU Archives of Environmental Health. (Heldref Pub., 4000 Albemarle St., NW, Washington, DC 20016) V.1- 1960- Volume(issue)/page/year: 23,102,1971
其他信息
- 参考质量标准二:国家标准GB 1477—79 产品牌号 硒含量/%≥ 杂质含量/%,≤ Cu Hg As Sb Te Fe Pb Sn Ni Bi Mg Al Si B S Cl C 杂质总量 外观 硒为黑色或深灰色玻璃状无定形锭块(红硒与灰硒为硒的结晶变体,主成分不变),硒锭表面必须洁净,无肉眼可见的夹杂物 Se-1 99.992 0.0005 0.0005 0.0005 0.0005 0.0005 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 - 0.008 Se-2 99.9 0.001 0.02 0.003 0.001 0.007 0.04 0.03 - 0.002 - - - - - 0.02 - 0.02 0.1 Se-3 99 1.0
- 用途六:凯氏定氮用催化剂,无机合成脱氢剂。工业上用于制半导体材料、光度计、光电管及其他光学仪器、整流器、硒感光板、复印硒鼓、合金、搪瓷和玻璃等用。
- 下游产品:6-羟甲基喹啉 --> 1-(溴甲基)异喹啉 氢溴酸 --> 喹啉-8-甲醛 --> 6-甲氧基吡啶-2-甲醛 --> 喹啉-6-甲醛 --> 硒 --> 3-喹啉甲醛 --> 乳清酸 --> 8-氨基喹啉-4-羧酸甲酯 --> 喹啉-2-甲醛 --> 2-喹喔啉甲醛 --> 1-甲基-3-苯基-1H-吡唑-5-甲醛 --> 4-吡啶醛 N-氧化物 --> 亚硒酸钠 --> 8-三氟甲基喹啉-2-甲醛
- Alfa Aesar:硒丸,amorphous,2-4mm(0.08-0.16in),99.999+%(metalsbasis) Selenium shot, amorphous, 2-4mm (0.08-0.16in), 99.999+% (metals basis)(7782-49-2)
- co
- 用途七:凯氏定氮用催化剂,无机合成脱氢剂。工业上用于制半导体材料、光度计、光电管及其他光学仪器、整流器、硒感光板、复印硒鼓、合金、搪瓷和玻璃等用。用于ICP-AES、AAS、AFS、ICP-MS、离子色谱等。滴定分析用标准溶液。校准仪器和装置;评价方法;工作标准;质量保证/质量控制;其他。
- MSDS 信
- 用途一:用于制高纯硒和其他硒化合物,还是有机合成药物的氧化剂和催化剂
- 硬而脆,其中以六方透明结晶为稳定。在空气中燃烧发出亮蓝色火焰而成二氧化硒。不溶于水、醇,能溶于二硫化碳、浓硫酸、硝酸、氢氧化碱或硫化碱溶液,不溶于水和醇。
- {Chemica
- MOL 文件:7446-08-4.mol
- Acros Organics:亚硒酸 Selenious
- Acros Organics:二氧化硒 Selenium(IV) oxide, 99.80%(7446-08-4)
- 食品添加剂最大允许使用量最大允许残留量标准:添加剂中文名称 允
- 用途二:用作植物碱之特殊试剂,还可用于沉淀锆、铪和制备硒化合物
- Sigma Aldrich:7782-49-2(sigmaaldrich)
- 储运特性:库房通风低温干燥; 与酸、碱、食品添加剂分开存放
- 参考质量标准一:参考标准 杂质最高含量/% 指标 铁(Fe) 1×10 -5 钴(Co) 1×10 -5 镍(Ni) 1×10 -5 铜(Cu) 1×10 -5 银(Ag) 1×10 -5 金(Au) 1×10 -5 铝(A1) 1×10 -5 镓(Ga) 1×10 -5 铋(Bi) 1×10 -5 铅(Pb) 1×10 -5 铟(In) 1×10 -5 铊(T1) 1×10 -5 硼(B) 2×10 -5 钙(Ca) 1×10 -5 镁(Mg) 1×10 -5 锑(Sb) 5×10 -5 硫(S) 1×10 -4 碲(Te) 1×10 -4 砷(As) 5×10 -5 磷(P) 5×10 -5
- 类别:有毒物品
- 不溶于水、醇,溶于硫酸、硝酸、碱、二硫化碳。
- 味酸并有灼烧感。其蒸气显黄绿色,并带辛辣味,对光及热稳定,能溶于水、醇、丙酮