NIOBIUM

$20 - $8960

Price

Brand	Packaging	Price	Product name
American Custom Chemicals Corporation EMT0000176	5MG	$505.95	NIOBIUM
Biorbyt Ltd orb527680	10μg	$290.7	NME1
ProChem 2731	100gm	$45	Niobium, powder, -60 Mesh Product # Purity
ProChem 2731	100gm	$45	Niobium,powder,-60MeshProduct#Purity
ProChem 2731	25gm	$20	Niobium,powder,-60MeshProduct#Purity
ProChem 2728	100gm	$100	Niobium, powder, -325 Mesh Product # Purity
ProChem 2728	100gm	$100	Niobium,powder,-325MeshProduct#Purity
ProChem 2727	200gm	$125	Niobium, pellets, 1/4”x1/2” Product # Purity
ProChem 2727	200gm	$125	Niobium,pellets,1/4”x1/2”Product#Purity
ProChem 2727-1	200gm	$155	Niobium, pellets, 1/4”x1/4” Product # Purity

1of104

Melting point	2468 °C (lit.)
Boiling point	4742 °C (lit.)
Density	8.57 g/mL at 25 °C (lit.)
storage temp.	-20°C
solubility	insoluble in acid solutions
form	wire
color	Silver-gray
Specific Gravity	8.57
PH	3 (20°C in H2O)
Flame Color	Green or blue
biological source	rabbit
Resistivity	13-16 μΩ-cm, 20°C
Water Solubility	Insoluble in water.
Merck	13,6584
Exposure limits	ACGIH: TWA 0.5 ppm(2.5 mg/m3); Ceiling 2 ppm (Skin) OSHA: TWA 3 ppm NIOSH: IDLH 30 ppm(250 mg/m3); TWA 3 ppm(2.5 mg/m3); Ceiling 6 ppm(5 mg/m3)
Stability	Stable. Incompatible with strong bases, strong oxidizing agents, halogens, oxygen.
Hardness, Vickers	80 - 120
Modulus of Elasticity	103 GPa
Poissons Ratio	0.35
Shear Modulus	38.1 GPa, Calculated
CAS DataBase Reference	7440-03-1(CAS DataBase Reference)
EPA Substance Registry System	Niobium (7440-03-1)