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Amomonium Fluoride (UP Grade)
Product name |
Ammonium Fluoride (UP Grade) |
CAS No. |
12125-01-8 |
Molecular formula |
NH4F |
Molecular weight |
37.04 g/mol |
UN No. |
2505 |
PG |
III |
Class |
6.1 |
Country of Origin |
China |
Quality Index of UP grade ammonium fluoride
Item |
Index |
Ammonium Fluoride Content (NH4F),% |
40±1 |
Aluminum (Al),w/(μg/kg) |
≤10 |
Silver(Ag),w/(μg/kg) |
≤10 |
Boron (B),w/(μg/kg) |
≤10 |
Calcium (Ca),w/(μg/kg) |
≤10 |
Chromium (Cr),w/(μg/kg) |
≤10 |
Copper (Cu),w/(μg/kg) |
≤10 |
Iron (Fe),w/(μg/kg) |
≤10 |
Lithium (Li),w/(μg/kg) |
≤10 |
Potassium (K),w/(μg/kg) |
≤10 |
Magnesium (Mg),w/(μg/kg) |
≤10 |
Manganese (Mn),w/(μg/kg) |
≤10 |
Sodium (Na),w/(μg/kg) |
≤10 |
Nickel (Ni),w/(μg/kg) |
≤10 |
Lead (Pb),w/(μg/kg) |
≤10 |
Titanium (Ti),w/(μg/kg) |
≤10 |
Zinc (Zn),w/(μg/kg) |
≤10 |
Ammonium fluoride solution can be used as a cleaning agent, corrosive etch agent. It can be formulated with hydrofluoric acid to form a buffer solution. MOS grade is mainly used for medium and large-scale integrated circuits. BV -III grade is mainly used for IC production.