三d和值和尾走势图

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Barium fluoride

Molecular formula: BaF2
Molecular weight: 175.33
Properties: colorless cubic crystal; relative density4.89; Melting point1355°C; lightly soluble in hot water; soluble in acid and ammonium chloride
To use: For manufacturing of motor brush, optical glass, light-guide fibre, laser generator, fluxing agent, coating and enamel; as wood preservative and pesticide
Product quality: reference standard

Item Index
top grade 2nd grade 3rd grade
barium fluoride ,% ≥ 99.99 99.9 98
sulfur ,% ≤ 0.001 0.005 0.1
phosphorus,% ≤ 0.001 0.005 0.01
lead ,% ≤ 0.001 0.005 .0.01
mercury ,% ≤ 0.001 0.005 0.001
acid (HF) , % ≤     0.20