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Molecular Formula: NH4F
Molecular Weight: 37.04
Typical Properties: White powder crystal, easily soluble in water, lightly soluble in alcohol, has corrosion on glass, toxic
Item index:
|
Item
|
Index |
|
ammonium Fluoride(NH4F) w/ % ≥ |
95.0 |
|
Free Acid(in HF ) w/% ≤ |
1.0 |
|
Fluosilicic Acid Salt [in (NH4)2SiF6] w/% ≤ |
0.2 |
|
Sulfate w/% ≤ |
0.1 |
|
Moisture w/% ≤ |
4.0 |
|
Water Insoluble w/% ≤ |
0.0015 |
|
Ignition Residue w/% ≤ |
0.1 |
|
Fe w/% ≤ |
0.001 |
|
Heavy Metal( Pb ) w/% ≤ |
0.001 |
Applications:
Used in glass etching, extracts its rare elements and be used as preservative and mordant
Storage:
Please store in a sealed environment, avoid moisture
Transportation:
Transported as inorganic toxic substance
Package:
Filled in polyethylene plastic bag. Its net weight is 10kg or 20kg per bag or according to customer’s requirements