Boron Nitride Powders - Chemical Specifications

Our Boron Nitride Powders can be supplied in 3 grades of purity

Typical analytical results

Chemical assay (mass fractions) in %

hBN 10 (>98%)

hBN 20 (>99%)

hBN 30 (>99.5%)

Oxygen max.
1.2000
0.500
0.3000
Nitrogen min.
55.5000
56.0000
56.2000
Boron oxide max.
0.1000
0.0500
0.0300
Carbon max.
0.1000
0.0500
0.0300
Si max.
0.0200
0.0100
0.0100
Ca max.
0.0200
0.0100
0.0100
Fe max.
0.0100
0.0100
0.0100
Ni max.
0.0020
0.0020
0.0020
Mg max.
0.0020
0.0020
0.0020
Al max.
0.0200
0.0100
0.0020
Mn max.
0.0020
0.0020
0.0020
Na max.
0.0200
0.0100
0.0020
W max.
0.0020
0.0020
0.0020
K max.
0.0020
0.0020
0.0020
Cr max.
0,0010
0.0010
0.0010
Loss of drying (130°C/1h)
0.20
0.10
0.10