Henan Tianfu Chemical Co., Ltd.
China
Product Name: TIANFU-CHEM NIOBIUM
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

7440-03-1

7440-03-1 structure

Name: niobium
Chemical Name: niobium atom
CAS Number: 7440-03-1
Molecular Formula: Nb
Molecular Weight: 92.90640
Catalog: analytical chemistry Standard Inorganic single element standard solution
Create Date: 2018-09-11 14:42:26
Modify Date: 2026-07-03 18:20:56

Name	niobium atom
Synonyms	NIOBIUM WIRE, 1.0 MM DIAM Niobium foil, 0.05mm (0.002 in.) thick, Annealed NiobiuM, rod, 6.35 MM diaMeter NiobiumB Niobiumpowder Niobium, rod, 6.35 mm diam Niobiumpowder(,Ta-0.) NIOBIUM METAL NIOBIUM ATOMIC ABSORPTION STANDD NiobiuM rod, 1.27cM (0.5in) dia x 10cM (3.9in) length NIOBIUM, FOIL, 0.25MM THICK NIOBIUM SINGLE ELEMENT STANDD Niobium slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length, Puratronic\|r, ( excluding Ta), Ta 300ppm Niobiumpowder,-60mesh NIOBIUM Niobiumfoil,0.3mm(0.01in)thick Niobium wire, 0.5mm (0.02 in.) dia NIOBIUM, ROD, 12.7MM DIAM Niobiumwire(exctforTa) niobiumelement NIOBIUM, AAS STANDD SOLUTION COLUMBIUM NiobiumIngot Niobium standd solution, 1 mg/ml Nb in HF NiobiumRod COLUMBIAN METAL Niobium ingot/button, ^=25.4mm (1.0in) dia Niobium, powder, 60 mesh NIOBIUM STANDD NIOBIUM SINGLE ELEMENT PLASMA STANDD niobium-93 Niobium, wire, 1.0 mm diam NiobiumSheet NIOBIUM, PLASMA STANDD SOLUTION Niobium rod, 19mm (0.75 in.) dia., Hd, Temper: as drawn Niobium slug, 3.175mm (0.125 in.) dia. x 6.35mm (0.25 in.) length NIOBIUM POWDER, 60 MESH NiobiuM slug,6MM dia×6MM length Niobiumfoil,0.025±0.015mm(0.001±0.0006in)thick NIOBIUM PLASMA EMISSION STANDD Niobium, pellets, 1/4x1/4 NIOBIUM PLASMA EMISSION SPECTROSCOPY STANDD Niobium, pellets, 1/4x1/2 EINECS 231-113-5 Niobium foil (.127mm thick, 50 x 100mm) NiobiumPlate Niobiumfoil,0.25mm(0.01in)thick NIOBIUM ATOMIC ABSORPTION STANDD SOLUTION NIOBIUM POWDER, 325 MESH MFCD00011126 Niobium, wire, 1 mm diameter Niobium rod, 12.7mm (0.5 in.) dia., Hd, Temper: as drawn Niobiumrod,12.7mm(0.50in)dia,annealed Niobium ingot/button, &ap:25.4mm (1.0 in.) dia. x 11mm (0.45 in.) thick NIOBIUM ISTANDD 6.35mm(0.25in)diaannealed NIOBIUM ROD, 6.35 MM DIAM

Density	8.57 g/mL at 25 °C(lit.)
Boiling Point	4742 °C(lit.)
Melting Point	2468 °C(lit.)
Molecular Formula	Nb
Molecular Weight	92.90640
Exact Mass	92.90640
Storage condition	-20°C
Stability	Stable. Incompatible with strong bases, strong oxidizing agents, halogens, oxygen.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QT9900000

CHEMICAL NAME :: Niobium

CAS REGISTRY NUMBER :: 7440-03-1

LAST UPDATED :: 199710

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: Nb

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: 34(12),56,1990

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: 34(12),56,1990

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Oral

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: 34(12),56,1990

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: 34(12),56,1990 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 19985 No. of Facilities: 2420 (estimated) No. of Industries: 52 No. of Occupations: 67 No. of Employees: 52588 (estimated) No. of Female Employees: 458 (estimated)

Symbol	GHS02
Signal Word	Danger
Hazard Statements	H250
Precautionary Statements	P222-P231-P422
Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	F: Flammable;
Risk Phrases	R17
Safety Phrases	S17-S36-S26
RIDADR	UN 1383 4.2/PG 1
WGK Germany	-
RTECS	QT9900000
Packaging Group	II
Hazard Class	8
HS Code	8112994000

HS Code	8112994000

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