CAS 1314-61-0 MFCD00011254-Tantalum(V) Oxide 氧化钽(V) -LabNovo

Tantalum(V) Oxide 氧化钽(V)

CAS 1314-61-0 MFCD00011254

化学结构图

SMILES: O=[Ta](=O)O[Ta](=O)=O

化学属性

Mol. Formula	O5Ta2
Mol. Weight	441.89
Density	8.2 g/mL at 25 °C(lit.)
Melting Point	1872 °C
TSCA	Yes
Solubility	Insoluble in water, alcohol, mineral acids. Soluble in HF.
Appearance	lumps
Stability	对湿度敏感

别名和识别编码

Chemical Name	Tantalum(V) Oxide
Synonym	Tantalum(V) oxide {LY} Tantalum(V) oxide {} {LY} Tantalum(V) oxide {} {} {LY} Tantalum(V) oxide {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} { {} {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Tantalum(V) oxide {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {
MDL Number	MFCD00011254
CAS Number	1314-61-0
EC Number	215-238-2
Merck Number	14,9056
PubChem Substance ID	24852274
Chemical Name Translation	氧化钽(V)
Wiswesser Line Notation	TA2 O5
Canonical SMILES	[Ta][Ta](=O)(=O)(=O)(=O)=O

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产品应用

Tantalum oxide is intermixed with silicon in gate dielectric structures.It could be used in synthesize hexagonally packed mesoporous tantalum oxide molecular sieves,making optical glass for lenses and in electronic circuits.In addition,Ion-beam sputter deposition of tantalum oxide films was used for possible optical coating applications.

安全信息

WGK Germanynwg

RTECSWW5855000

Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Hazard Codes Xi

Safety Statements

S37/39 Wear suitable gloves and eye/face protection 穿戴适当的手套和眼睛/面保护；
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；

Risk Statements

R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性

Storage condition 2-8°C, protect from light, stored under nitrogen {LY} 2-8°C, protect from light, stored under nitrogen {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitr

TYPE OF TEST            : LD - Lethal dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >5 gm/kg
TOXIC EFFECTS :
   Vascular - regional or general arteriolar or venous dilation
   Liver - other changes
   Blood - other changes
REFERENCE :
   INMEAF Industrial Medicine.  (Chicago, IL)  V.1-18, 1932-49.  For publisher
   information, see IOHSA5.  Volume(issue)/page/year: 15,482,1946

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 8 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   EQSSDX Environmental Quality and Safety, Supplement.  (Stuttgart, Fed. Rep.
   Ger.)  V.1-5, 1975-76. Discontinued.  Volume(issue)/page/year: 1,1,1975

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >4 gm/kg
TOXIC EFFECTS :
   Behavioral - muscle contraction or spasticity
   Lungs, Thorax, or Respiration - acute pulmonary edema
   Liver - hepatitis (hepatocellular necrosis), diffuse
REFERENCE :
   HYSAAV Hygiene and Sanitation (USSR).  English translation of GISAAA.
   (Springfield, VA)  1964-71. Discontinued.  Volume(issue)/page/year:
   32(10-12),343,1967

其他信息

外观性质:白色微结晶粉末。
毒性分级:中毒
毒性:粉尘对呼吸道黏膜有刺激作用，长期接触粉尘易患尘肺病
用途二:用于生产钽酸锂晶体和特种光学玻璃添加剂。
氧化钽价格(试剂级):更新日期产品编号产品名称包装价格 2011/08/23 51025461 五氧化二钽 25g 186元 2011/08/23 51025465 五氧化二钽 2
图谱信息:氧化钽(1314-61-0)红外图谱(IR1)
参考质量标准:国家标准GB 10577—89 指标名称指标特级045 一级04 二级035 外观白色粉末，无肉眼可见的夹杂物铌(Nb)/%≤ 0.0015 0.003 0.008 铝(A1)/%≤ 0.0003 0.0005 0.001 硼(B)/%≤ 0.0001 - - 铋(Bi)/%≤ 0.0001 - - 铬(Cr)/%≤ 0.0001 0.0003 0.001 铜(Cu)/%≤ 0.0003 0.0005 0.001 氟(F)/%≤ 0.003 0.007 0.015 铁(Fe)/%≤ 0.0003 0.0005 0.001 锰(Mn)/%≤ 0.0001 0.0003 0.0005 钼(Mo)/%≤ 0.0003 0.0005 0.001 镍(Ni)/%≤ 0.0001 0.0003 0.001 铅(Pb)/%≤ 0.0003 - - 硅(Si)/%≤ 0.0007 0.0013 0.005 锡(Sn)/%≤ 0.0001 0.0003 0.0005 钛(Ti)/%≤ 0.0001 0.0003 0.0005 钨(W)/%≤ 0.0003 0.0005 0.001
Acros Organics:氧化钽 Tantalum(V) oxide, 99.99%(1314-61-0)
灭火剂:水，二氧化碳；沙土；泡沫
职业标准:TWA 5 毫克/立方米
Tantalum oxide is used as dielectric in nature,it's useful for making capacitors in the electronics industry.
储运特性:1.置于密闭容器内。2.避免产生粉尘。
Sigma Aldrich:1314-61-0(sigmaaldrich)
类别:有毒物质
Alfa Aesar:五氧化二钽(V),Puratronic|r,99.993%(metalsbasisexcludingNb),Nb50ppmmax Tantalum(V) oxide, Puratronic, 99.993% (metals basis excluding Nb), Nb 50ppm max(1314-61-0)
用途一:供拉钽酸锂单晶和制造高折射低色散特种光学玻璃用，化工中可作催化剂。
氧化钽价格(试剂级):更新日期产品编号产品名称包装价格 2011/08/23 51025461 五氧化二钽 25g 186元 2011/08/23 51025465 五氧化二钽 25g 186元 2010/06/21 194170100 氧化
方法一:氟钽酸钾法将氟钽酸钾与硫酸加热至400℃，反应物加水至沸，经充分稀释使酸化溶液水解，生成水合氧化物沉淀，再经分离、洗涤、烘干，得五氧化二钽成品。其 2K2TaF7+2H2SO4+5H2O→Ta2O5+2K2SO4+14HF 金属钽氧化法将金属钽片溶于硝酸、氢氟酸混酸中，经萃取提纯，用氨水沉淀氢氧化钽，再经水洗、烘干、灼烧、磨细，得五氧化二钽成品。其 3Ta+5HNO3+21HF→3H2TaF7+5NO+10H2O H2TaF7+7NH4OH→Ta(OH)5+7NH4F+2H2O 2Ta(OH)5→Ta2O5+5H2O
可燃性危险特性:不燃;
MSDS 信息:氧化钽(1314-61-0).msds
上游原料:氢氟酸 --> 氟钽酸钾 --> 钽
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