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High-purity ultra-fine ceramic silicon nitride powder

Sale price$125.00

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High-purity ultra-fine ceramic silicon nitride powder
Minimal order:1kg
Silicon nitride powder
Items Value  Test method Standard
 α/% ≥93  X-ray diffraction method JIS R1640
 O/% <1.3  Infrared absorption method ASTM C1494
 C/% <0.1  Infrared absorption method ASTM C1494
 Free Si% <0.1 - -
 N/% ≥38.6  Infrared absorption method ASTM C1494
 Fe/ppm <300  Atomic absorption spectroscopy DB13/T 1232-2010
 Al/ppm <150  Atomic absorption spectroscopy DB13/T 1232-2010
 Ca/ppm <150  Atomic absorption spectroscopy DB13/T 1232-2010
 Silicon nitride powder(ultra-fine)
Items Value Test method Standard
α/% ≥92 X-ray diffraction method JIS R1640
O/% <1.3 Infrared absorption method ASTM C1494
C/% <0.1 Infrared absorption method ASTM C1494
N/% ≥38.6 Infrared absorption method ASTM C1494
Fe/ppm <400 Atomic absorption spectroscopy DB13/T 1232-2010
Al/ppm <200 Atomic absorption spectroscopy DB13/T 1232-2010
Ca/ppm <200 Atomic absorption spectroscopy DB13/T 1232-2010
Size(μm) D50<0.5 Laser particle size analyzer GB/T 19077.1
D90<1.3



































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High-purity ultra-fine ceramic silicon nitride powder
High-purity ultra-fine ceramic silicon nitride powder Sale price$125.00

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