Advanced Materials for Electronics

Ammonium Fluoride

Assay Parameter Unit Specification
Ammonium Fluoride (NH4F) WT% >=40 to <=41
Color APHA <=10
pH of a 1% Solution pH >=6.5 to <=7.0
Chloride ppm <=2
Nitrate ppm <=3
Phosphate ppm <=0.4
Sulfate ppm <=0.5
Particles >0.5 Particle/ml <=100
Particles >1.0 Particle/ml <=20
Aluminum ppb <=3.1
Antimony ppb <=10
Arsenic ppb <=2
Barium ppb <=0.5
Beryllium ppb <=1
Bismuth ppb <=1
Boron ppb <=5
Cadmium ppb <=1
Calcium ppb <=3
Chromium ppb <=2
Cobalt ppb <=2
Copper ppb <=5
Gallium ppb <=2
Germanium ppb <=2
Gold ppb <=2
Iron ppb <=5
Lead ppb <=2
Lithium ppb <=1
Magnesium ppb <=1
Manganese ppb <=2
Molybdeum ppb <=1
Nickel ppb <=1
Potassium ppb <=2
Silver ppb <=1
Sodium ppb <=5
Strontium ppb <=1
Thallium ppb <=2
Tin ppb <=2
Titanium ppb <=5
Vanadium ppb <=2
Zinc ppb <=2
Zirconium ppb <=2


It is hereby certified that the above-mentioned product meets applicable testing, packaging, regulatory, and customer purchase order requirements. This includes, but is not limited to, chemical specifications and inspection of containers for packaging defects. The pertinent test and/or inspection records are on file.