Potassium hydroxide hydrate ≥99,995%, Suprapur® für die Spurenanalytik von Metallen, Supelco®

Lieferant: Merck
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M-Clarity™ Qualitätsstufe = MQ100

1.05002.0500
1.05002.0500EA 1300 EUR
1.05002.0500
Potassium hydroxide hydrate ≥99,995%, Suprapur® für die Spurenanalytik von Metallen, Supelco®
Potassium hydroxide hydrate
Formel: H₃KO₂
Molecular Weight: 74,12 g/mol
Siedepunkt: 1320 °C (1013 hPa)
Schmelzpunkt: 143 °C
Lagertemperatur: Raumtemperatur
MDL: MFCD00003553
CAS-Nummer: 26288-25-5
EINECS: 246-324-8
UN: 1813
ADR: 8,II

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Spezifikation Testergebnisse

Purity (metallic) ≥ 99.995 %
Assay of KOH‧1H₂O ≥ 85 %
Assay of potassium carbonate ≤ 1.0 %
Chloride (Cl) ≤ 1.0 ppm
Phosphate (PO₄) ≤ 0.05 ppm
Silicate (as SiO₂) ≤ 5 ppm
Sulphate (SO₄) ≤ 5 ppm
Al (Aluminium) ≤ 0.05 ppm
As (Arsenic) ≤ 0.1 ppm
Ba (Barium) ≤ 10.0 ppm
Ca (Calcium) ≤ 0.5 ppm
Cd (Cadmium) ≤ 0.01 ppm
Ce (Cerium) ≤ 0.01 ppm
Co (Cobalt) ≤ 0.010 ppm
Cr (Chromium) ≤ 0.010 ppm
Cu (Copper) ≤ 0.010 ppm
Eu (Europium) ≤ 0.010 ppm
Fe (Iron) ≤ 0.05 ppm
Hg (Mercury) ≤ 0.01 ppm
La (Lanthanum) ≤ 0.010 ppm
Li (Lithium) ≤ 0.5 ppm
Mg (Magnesium) ≤ 0.10 ppm
Mn (Manganese) ≤ 0.050 ppm
Na (Sodium) ≤ 5 ppm
Ni (Nickel) ≤ 0.010 ppm
Pb (Lead) ≤ 0.010 ppm
Sc (Scandium) ≤ 0.010 ppm
Sm (Samarium) ≤ 0.010 ppm
Sr (Strontium) ≤ 0.50 ppm
Tl (Thallium) ≤ 0.01 ppm
Y (Yttrium) ≤ 0.010 ppm
Yb (Ytterbium) ≤ 0.010 ppm
Zn (Zinc) ≤ 0.050 ppm

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