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ASTM
C1494-13(2018)
Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
2018
5
ASTM Vol.15.01 (2022)
These test methods cover the determination of mass fraction % of carbon, nitrogen, and oxygen in silicon nitride powder having chemical compositions within the following limits:
| Element | Mass Fraction % Range |
| Carbon | 0.05 to 5.0 |
| Nitrogen | 30 to 45 |
| Oxygen | 0.1 to 1.5 |
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