Rigister Products
|
Name |
Item |
Specification |
|
Ammonium
fluorde |
|
Analysis
pure |
|
Content（%） |
≥96.0 |
|
|
Experiment
of pure degree |
Qualify |
|
|
Burning
remains |
≤0.02% |
|
|
Free
acid （NH4HF2） |
≤0.5% |
|
|
Free
alkali |
Qualify |
|
|
Chloride（Cl） |
≤0.005% |
|
|
Sulfate（SO4） |
≤0.01% |
|
|
Fluorosilicate（SiO3） |
≤0.15% |
|
|
Iron（Fe） |
≤0.0005% |
|
|
Heavy
metal （Pb） |
≤0.0005% |
|
|
Appearance |
White
crystal, moist decompose |
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