溴化钾，Potassium bromide；99.999 Suprapur®

Purity (metallic): ≥ 99.999 %
Assay (argentometric): ≥ 99.5 %
Bromate (BrO₃): ≤ 10 ppm
Chloride (Cl): ≤ 500 ppm
Iodide (I): ≤ 200 ppm
Sulfate (SO₄): ≤ 10 ppm
Total nitrogen (N): ≤ 2 ppm
Al (Aluminium): ≤ 0.02 ppm
Ba (Barium): ≤ 0.5 ppm
Ca (Calcium): ≤ 0.10 ppm
Cd (Cadmium): ≤ 0.005 ppm
Ce (Cerium): ≤ 0.005 ppm
Co (Cobalt): ≤ 0.005 ppm
Cr (Chromium): ≤ 0.005 ppm
Cu (Copper): ≤ 0.005 ppm
Fe (Iron): ≤ 0.010 ppm
La (Lanthanum): ≤ 0.005 ppm
Li (Lithium): ≤ 0.5 ppm
Mg (Magnesium): ≤ 0.05 ppm
Mn (Manganese): ≤ 0.005 ppm
Na (Sodium): ≤ 5.0 ppm
Ni (Nickel): ≤ 0.005 ppm
Pb (Lead): ≤ 0.005 ppm
Sc (Scandium): ≤ 0.005 ppm
Sm (Samarium): ≤ 0.005 ppm
Sr (Strontium): ≤ 0.05 ppm
Tl (Thallium): ≤ 0.01 ppm
Y (Yttrium): ≤ 0.005 ppm
Zn (Zinc): ≤ 0.010 ppm

 

SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany