Analysis Note

Assay (acidimetric): ≥ 99.8 %Colour: ≤ 5 HazenAcetaldehyde: ≤ 2 ppmSolidification temperature: ≥ 16.3 °CChloride (Cl): ≤ 100 ppbPhosphate (PO₄): ≤ 50 ppbSulphate (SO₄): ≤ 400 ppbAg (Silver): ≤ 1.0 ppbAl (Aluminium): ≤ 2.0 ppbAs (Arsenic): ≤ 0.5 ppbAu (Gold): ≤ 0.5 ppbB (Boron): ≤ 0.5 ppbBa (Barium): ≤ 0.5 ppbBe (Beryllium): ≤ 0.5 ppbBi (Bismuth): ≤ 0.5 ppbCa (Calcium): ≤ 20.0 ppbCd (Cadmium): ≤ 0.5 ppbCo (Cobalt): ≤ 0.5 ppbCr (Chromium): ≤ 5.0 ppbCu (Copper): ≤ 1.0 ppbFe (Iron): ≤ 20.0 ppbGa (Gallium): ≤ 0.5 ppbGe (Germanium): ≤ 0.5 ppbHg (Mercury): ≤ 2.0 ppbIn (Indium): ≤ 0.5 ppbK (Potassium): ≤ 2.0 ppbLi (Lithium): ≤ 0.5 ppbMg (Magnesium): ≤ 2.0 ppbMn (Manganese): ≤ 1.0 ppbMo (Molybdenum): ≤ 1.0 ppbNa (Sodium): ≤ 5.0 ppbNi (Nickel): ≤ 5.0 ppbPb (Lead): ≤ 2.0 ppbPt (Platinum): ≤ 0.5 ppbSb (Antimony): ≤ 0.5 ppbSn (Tin): ≤ 0.5 ppbSr (Strontium): ≤ 0.5 ppbTi (Titanium): ≤ 0.5 ppbTl (Thallium): ≤ 0.5 ppbV (Vanadium): ≤ 0.5 ppbZn (Zinc): ≤ 2.0 ppbZr (Zirconium): ≤ 0.5 ppbSubstances reducing potassium dichromate: ≤ 30 ppmSubstances reducing potassium permanganate: ≤ 20 ppmResidue on ignition (as sulphate): ≤ 2 ppmThe actual values are subject to unavoidable systematic variations in this concentration range.

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

Packaging

1 l in Glass bottle

250 ml in Glass bottle