-
●Molecular weight:69.49
●Colour:gray
●Boron content:≥30%
●Density:4.52g/cm3
-
●Molecular weight:112.8
●Colour:gray
●Boron content:≥10.8%
●Density:6.08g/cm3
-
●Molecular weight:202.5
●Colour:gray
●Boron content:≥10.2%
●Density:9.14g/cm3
-
●Molecular weight:186.87
●Colour:Off-white
●Boron content:≥5.7%
●Density:7.39g/cm3
-
●Molecular weight:203.7
●Colour:purple
●Boron content:≥31.4
●Density:4.7g/cm3
-
●Molecular weight:92.95
●Colour:Gray-black
●Boron content:≥68.9%
●Density:3.0g/cm3
-
●Molecular weight:200
●Colour:gray
●Boron content:≥10.2%
●Density:10.5g/cm3
-
●Molecular formula:YB4/YB6
●Crystal structure: tetragonal crystal
●Density:4.32 g/cm3
●:
-
●Molecular formula:AlB2
●Melting point:1655 ℃
●Density:3.19g/cm3
●:
-
●Molecular formula:MgB2
●Melting point:830℃
●Density:2.57g/cm3
●: