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 | 检測标(biāo)準或(huò)方(fāng)法(fǎ) |
| 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 |