|
|
Item |
Specification |
|
Appearance |
A white, crystalline powder |
|
Content |
99.0-100.5% |
|
Halogenated compounds and halides |
0.03% max |
|
Heavy metals(as Pb) |
0.001% max |
|
Arsenic |
0.0002% max |
|
Water(Karl Fisher) |
0.5% max |
|
Sulphated ash |
0.1% max |
|
Carbonisable substance |
Meets the requirement |
|
Oxidisable substances |
Meets the requirement |
|
Phthalic acid |
Meets the requirement |
|
Mesh size |
Meets the requirement | |
|
