Target, medical, semiconductor films and electronic materials solutions
The buyer: is the test and research
Recommended products:
JSH A2 Grade (5N) of high purity silicon nitride powder.
| JSH A2 Grade (5N) main indicators of high purity silicon nitride powder | |||
| Project | Unit | Range | 檢測標準或方法 | 
| N | % | > 39.6 | GB/T 16555-2008 / IGA | 
| O | % | < 0.5 | ASTMC1494-2001 / IGA | 
| C | % | < 0.15 | Leco method / IGA | 
| Fe | ppm wt | < 2 | ICP Method / GDMS | 
| Al | ppm wt | < 1.5 | ICP Method / GDMS | 
| Ca | ppm wt | < 1 | ICP Method / GDMS | 
| Mg | ppm wt | < 0.5 | ICP Method / GDMS | 
| Mn | ppm wt | < 0.5 | ICP Method / GDMS | 
| Cu | ppm wt | < 0.5 | ICP Method / GDMS | 
| P | ppm wt | < 0.5 | ICP Method / GDMS | 
| S | ppm wt | < 0.5 | ICP Method / GDMS | 
| B | ppm wt | < 0.5 | ICP Method / GDMS | 
| Si-free | % | < 0.05 | GB/T 16555-2008 | 
| Si3N4(aphar) | % | ≥ 90 | XRD YB/T 5320-2006 | 
| D50 | um | 1.5±0.2 | GB/T 19077.1-2008 |