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氧化铌

氧化铌用途

用作生产金属铌的原料，也用于光学玻璃及电子工业

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氧化铌名称

[ CAS 号 ]:
1313-96-8

[ 中文名 ]:
氧化铌

[ 英文名 ]:
Niobium Oxide

[中文别名 ]:

[英文别名 ]:

dioxoniobiooxy(dioxo)niobium
MFCD00011128
Niobium(V) oxide
Niobium Oxide
EINECS 215-213-6
Niobium pentoxide

氧化铌物理化学性质

[ 密度 ]:
4.47 g/mL at 25ºC(lit.)

[ 熔点 ]:
1520ºC

[ 分子式 ]:
Nb₂O₅

[ 分子量 ]:
265.81000

[ 精确质量 ]:
265.78700

[ PSA ]:
77.51000

[ 外观性状 ]:
灰白色粉末固体

[ 折射率 ]:
1.7

[ 储存条件 ]:
室温

[ 稳定性 ]:
Stable.

[ 水溶解性 ]:
insoluble

氧化铌MSDS

详细MSDS(安全技术说明书)

氧化铌毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QU0500000

CHEMICAL NAME :: Niobium oxide

CAS REGISTRY NUMBER :: 1313-96-8

LAST UPDATED :: 199710

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: Nb2-O5

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >10 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

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: 35(4),38,1991

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >10 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

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: 35(4),38,1991

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

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >10 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

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: 35(4),38,1991 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 60 gm/kg/6W-I

TOXIC EFFECTS :: Cardiac - other changes Blood - other changes

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: 35(4),38,1991 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1805 No. of Facilities: 10 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 207 (estimated) No. of Female Employees: 57 (estimated)

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氧化铌安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H315-H319-H335

[ 警示性声明 ]:
P261-P305 + P351 + P338

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ 危害码 (欧洲) ]:
Xi:Irritant;

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S26-S37/39

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
-

[ RTECS号 ]:
QU0500000

[ 海关编码 ]:
2825909000

氧化铌制备

1.焙烧法将铌料或粗五氧化二铌经硝酸和氢氟酸混合液溶解生成氟铌酸，用强酸和甲基异丁酮有机相混合液萃取铌，再经反萃后，用氨水和氟铌酸反应生成氢氧化铌沉淀，再经洗涤、烘干及灼烧，可得精制五氧化铌。 2.将五价铌的氢氧化物(铌酸)加热脱水，或者将金属铌、铌的碳化物、氮化物、硫化物等在空气中灼烧也可得到五氧化二铌。

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氧化铌海关

[ 海关编码 ]: 2825909000

氧化铌文献

Preparation and characterization of Ti/SnO(2)-Sb(2)O(3)-Nb(2)O(5)/PbO(2) thin film as electrode material for the degradation of phenol.

J. Hazard. Mater. 164(1) , 367-73, (2009)

In this work, a novel electrode of titanium substrate coated with mixed metal oxides of SnO(2), Sb(2)O(3), Nb(2)O(5) and PbO(2) was successfully prepared using thermal decomposition and electrodeposit...

Raman spectroscopy, thermal and optical properties of TeO2-ZnO-Nb2O5-Nd2O3 glasses.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 89 , 149-54, (2012)

The glasses with composition 75TeO2-10ZnO-(15-x)Nb2O5-xNd2O3 (0≤x≤9 mol%) were prepared using melt quenching method and their physical properties such as density (ρ), molar volume (VM), average crossl...

Catalytic dehydration of fructose to 5-hydroxymethylfurfural over Nb2O5 catalyst in organic solvent.

Carbohydr. Res. 368 , 78-83, (2013)

The catalytic dehydration of fructose to 5-hydroxymethylfurfural (HMF) in DMSO was performed over Nb2O5 derived from calcination of niobic acid at various temperatures (300-700 °C). The catalysts were...

更多文献

氧化铌

氧化铌用途

氧化铌名称

氧化铌物理化学性质

氧化铌MSDS

详细MSDS(安全技术说明书)

氧化铌毒性和生态

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

氧化铌安全信息

氧化铌制备

氧化铌海关

氧化铌文献

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