barium fluoride

Số CAS: 7787-32-8
Khối lượng phân tử
Công thức phân tử / ký hiệu hóa học: BaF2

Mô tả

Colorless cubic small crystal. Slightly soluble in water, soluble in acid and ammonium chloride. Melting point 1354 ° C

ỨNG DỤNG

Used in the manufacture of motor brush, optical glass, optical fiber, laser generator, fusing agent, coating and enamel and wood preservative and pesticides

Phiếu kiểm nghiệm

Inspection test report against

the name or description of a commodity	barium fluoride	CAS：7787-32-8
character	Colorless cubic small crystal
Test items		estimated value
		analytically pure	chemically pure
BaF₂		≥99.0％	≥98.0％
Heavy metal (Pb meter)		≤0.003％	≤0.005％
N		≤0.005％	≤0.02％
Sulfuric acid solute		≤0.20％	≤0.60％
Loss on ignition		≤2.0％	≤2.0％
Cl		≤0.005％	≤0.01％
Si		≤0.01％	≤0.04％
Fe		≤0.003％	≤0.005％
Hydrochloric acid dissolution test		qualified	qualified