Analysis Note

Purity (metallic): ≥ 99.995 %Assay (argentometric): ≥ 99.5 %Specific absorbance (260 nm; 50 %; 1 cm; water): ≤ 0.020Specific absorbance (280 nm; 50 %; 1 cm; water): ≤ 0.020Phosphate (PO₄): ≤ 10 ppmSulfate (SO₄): ≤ 20 ppmTotal nitrogen (N): ≤ 10 ppmAl (Aluminium): ≤ 0.05 ppmB (Boron): ≤ 0.05 ppmBa (Barium): ≤ 2.0 ppmCa (Calcium): ≤ 0.50 ppmCd (Cadmium): ≤ 0.005 ppmCe (Cerium): ≤ 0.005 ppmCo (Cobalt): ≤ 0.005 ppmCr (Chromium): ≤ 0.005 ppmCu (Copper): ≤ 0.005 ppmEu (Europium): ≤ 0.005 ppmFe (Iron): ≤ 0.020 ppmK (Potassium): ≤ 2 ppmLa (Lanthanum): ≤ 0.005 ppmLi (Lithium): ≤ 0.2 ppmMg (Magnesium): ≤ 0.10 ppmMn (Manganese): ≤ 0.010 ppmNa (Sodium): ≤ 4.0 ppmNi (Nickel): ≤ 0.020 ppmPb (Lead): ≤ 0.030 ppmRb (Rubidium): ≤ 5 ppmSc (Scandium): ≤ 0.005 ppmSm (Samarium): ≤ 0.005 ppmSr (Strontium): ≤ 0.20 ppmTl (Thallium): ≤ 0.20 ppmY (Yttrium): ≤ 0.005 ppmYb (Ytterbium): ≤ 0.005 ppmZn (Zinc): ≤ 0.020 ppm

Legal Information

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

Packaging

50, 250 g in Plastic bottle

1 kg in Plastic bottle