Flash Point 117.6°C.
Test |
Method |
Standard |
Results |
Conclusin |
|
appearance |
visually |
white solid |
White powder |
qualified |
|
purified |
HPLC |
≥99.0% |
99.5% |
qualified |
|
Water content |
Fischer method |
≤1.0% |
0.09% |
qualified |
|
Other indicators: |
|||||
Structural confirmation |
1H-NMR |
Similar to the standard |
identical |
qualified |
|
Maximum absorption wavelength |
UV-vis |
265 nm |
265 nm |
qualified |
|
Others |
3D-HPLC |
There is no absorpti -on peak higher than 5percent of the main peak height between 190 nm to 400 nm. |
absence |
qualified |
|