impurities | ≤0.010 ppm Ba (Barium), ≤0.010 ppm Be (Beryllium), ≤0.300 ppm Ca (Calcium), ≤0.300 ppm Na (Sodium), ≤0.050 ppm Sn (Tin), ≤10 ppm Non volatile matter, ≤0.010 ppm As (Arsenic), ≤0.100 ppm Pt (Platinum), ≤0.010 ppm Cd (Cadmium), ≤0.010 ppm Li (Lithium), ≤0.5 ppm Sulfite (SO3), ≤0.020 ppm Tl (Thallium), ≤1 ppm NH? (Ammonium), ≤0.100 ppm Fe (Iron), ≤0.050 ppm Bi (Bismuth), ≤0.010 ppm Cu (Copper), ≤50 ppm Bromide (Br), ≤0.010 ppm Co (Cobalt), ≤0.010 ppm Pb (Lead), ≤0.050 ppm Mg (Magnesium), ≤0.050 ppm Al (Aluminium), ≤0.5 ppm Phosphate (PO4), ≤0.100 ppm B (Boron), ≤0.020 ppm Ag (Silver), ≤0.5 ppm Sulfate (SO4), ≤0.010 ppm Sr (Strontium), ≤0.4 ppm Free chlorine (Cl), ≤0.020 ppm Ti (Titanium), ≤0.050 ppm Zn (Zinc), ≤0.050 ppm Ga (Gallium), ≤0.010 ppm Mn (Manganese), ≤0.050 ppm Au (Gold), ≤0.010 ppm Cr (Chromium), ≤0.010 ppm Mo (Molybdenum), ≤1 ppm Heavy metals (as Pb), ≤0.010 ppm V (Vanadium), ≤0.010 ppm Hg (Mercury), ≤0.020 ppm Ge (Germanium), ≤0.020 ppm Zr (Zirconium), ≤0.020 ppm Ni (Nickel), ≤0.100 ppm K (Potassium) |