NIOBIUM BORIDE

CAS NO.：12045-19-1
Empirical Formula: BNb
Molecular Weight: 103.72
MDL number: MFCD00016235
EINECS: 234-958-8
SAFETY DATA SHEET (SDS)
Update Date: 2024-03-25 16:54:40

What is NIOBIUM BORIDE?

Chemical properties

gray powder(s); ortho-rhomb, a=0.3298 nm, b=0.872 nm, c=0.3166nm; resistivity 64.5μοhm· cm at 25°C; refractory material; commonly prepared by hot-pressing boron with niobium or niobium hydride; used as sputtering target with 99.5% purity to produce wear-resistant and semiconductor films, and can provide neutron absorbing layers on nuclear fuel pellets [KIR78] [KIR81] [CER91] [ALF93]

Physical properties

Wear-resistant ; Major uses: semiconductive films, neutron-absorbing layer on nuclear fuel pellets

Properties of NIOBIUM BORIDE

Melting point:	2270°C
Density	7.500
form	gray orthorhombic crystals
color	gray orthorhombic crystals, crystalline
Resistivity	40–64.5 (ρ/μΩ.cm)
Crystal Structure	Orthorhombic
CAS DataBase Reference	12045-19-1
EPA Substance Registry System	Niobium boride (NbB) (12045-19-1)

Safety information for NIOBIUM BORIDE

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.