Merck, 1003381000, Hydrofluoric acid 40%

Analysis Note
Assay (acidimetric): 40.0 - 42.0 %
Chloride (Cl): ≤ 1 ppm
Color: ≤ 10 Hazen
Hexafluorosilicate (SiF₆): ≤ 50 ppm
Phosphate (PO₄): ≤ 0.5 ppm
Sulfate and sulphite (as SO₄): ≤ 5 ppm
Arsenic and Antimony (as As): ≤ 0.03 ppm
Ag (Silver): ≤ 0.02 ppm
Al (Aluminium): ≤ 0.05 ppm
Ba (Barium): ≤ 0.01 ppm
Be (Beryllium): ≤ 0.02 ppm
Bi (Bismuth): ≤ 0.02 ppm
Ca (Calcium): ≤ 0.2 ppm
Cd (Cadmium): ≤ 0.01 ppm
Co (Cobalt): ≤ 0.02 ppm
Cr (Chromium): ≤ 0.01 ppm
Cu (Copper): ≤ 0.02 ppm
Fe (Iron): ≤ 0.1 ppm
Ge (Germanium): ≤ 0.02 ppm
K (Potassium): ≤ 0.1 ppm
Li (Lithium): ≤ 0.01 ppm
Mg (Magnesium): ≤ 0.1 ppm
Mn (Manganese): ≤ 0.03 ppm
Mo (Molybdenum): ≤ 0.02 ppm
Na (Sodium): ≤ 0.2 ppm
Ni (Nickel): ≤ 0.02 ppm
Pb (Lead): ≤ 0.02 ppm
Sr (Strontium): ≤ 0.02 ppm
Ti (Titanium): ≤ 0.02 ppm
Tl (Thallium): ≤ 0.02 ppm
V (Vanadium): ≤ 0.02 ppm
Zn (Zinc): ≤ 0.05 ppm
Zr (Zirconium): ≤ 0.02 ppm
Heavy metals (as Pb): ≤ 0.5 ppm
Residue on ignition (as sulfate): ≤ 5 ppm
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