Analysis Note

Assay (acidimetric): ≥ 85.0 %Chloride (Cl): ≤ 500 ppbFluoride (F): ≤ 500 ppbNitrate (NO₃): ≤ 500 ppbSulphate (SO₄): ≤ 10 ppmAg (Silver): ≤ 20 ppbAl (Aluminium): ≤ 20 ppbAs (Arsenic): ≤ 25 ppbAu (Gold): ≤ 20 ppbBa (Barium): ≤ 20 ppbBe (Beryllium): ≤ 50 ppbBi (Bismuth): ≤ 50 ppbCa (Calcium): ≤ 50 ppbCd (Cadmium): ≤ 20 ppbCo (Cobalt): ≤ 20 ppbCr (Chromium): ≤ 50 ppbCu (Copper): ≤ 25 ppbFe (Iron): ≤ 200 ppbHg (Mercury): ≤ 2 ppbK (Potassium): ≤ 50 ppbLi (Lithium): ≤ 20 ppbMg (Magnesium): ≤ 20 ppbMn (Manganese): ≤ 20 ppbMo (Molybdenum): ≤ 20 ppbNa (Sodium): ≤ 100 ppbNi (Nickel): ≤ 25 ppbPb (Lead): ≤ 20 ppbPt (Platinum): ≤ 100 ppbSb (Antimony): ≤ 800 ppbSn (Tin): ≤ 50 ppbSr (Strontium): ≤ 20 ppbTl (Thallium): ≤ 20 ppbV (Vanadium): ≤ 20 ppbZn (Zinc): ≤ 25 ppbZr (Zirconium): ≤ 50 ppbThe actual values are subject to unavoidable systematic variations in this concentration range.

Legal Information

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

Linkage

Replaces: 552; 552-2; 552-3

Other Notes

Concentrated phosphoric acid is approx. 85% H₃PO₄ (aqueous).

Packaging

1, 2.5 l in Plastic bottle

250, 500 ml in Plastic bottle