Spectromelt® A 12 66% di-lithium tetraborate/34% lithium metaborate für XRF (Röntgenfluoreszenz), Supelco®

Lieferant: Merck
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M-Clarity™ Qualitätsstufe = MQ100

1.11802.5000EA 2930 EUR
1.11802.5000 1.11802.1000
Spectromelt® A 12 66% di-lithium tetraborate/34% lithium metaborate für XRF (Röntgenfluoreszenz), Supelco®
Spectromelt® A 12

Spectromelt is based on lithium borates for fluxing digestion as granulate or as fused material used for X-ray fluorescence analysis (XRF).
The fused particles are spherical, have a small particle size distribution and a higher bulk density.
The material is easy to handle and has a low loss on ignition.


  • Extensive specification of trace impurities
  • Batch-to-batch consistency
  • High purity materials

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Spezifikation Testergebnisse

Chloride (Cl) ≤ 50 ppm
Phosphate (PO₄) ≤ 20 ppm
Silicate (SiO₂) ≤ 100 ppm
Sulphate (SO₄) ≤ 50 ppm
Ag (Silver) ≤ 5 ppm
Al (Aluminium) ≤ 10 ppm
Ba (Barium) ≤ 5 ppm
Ca (Calcium) ≤ 20 ppm
Cd (Cadmium) ≤ 5 ppm
Co (Cobalt) ≤ 5 ppm
Cr (Chromium) ≤ 5 ppm
Cu (Copper) ≤ 5 ppm
Fe (Iron) ≤ 10 ppm
Ga (Gallium) ≤ 5 ppm
K (Potassium) ≤ 10 ppm
Mg (Magnesium) ≤ 5 ppm
Mn (Manganese) ≤ 5 ppm
Na (Sodium) ≤ 20 ppm
Ni (Nickel) ≤ 5 ppm
Pb (Lead) ≤ 5 ppm
Sr (Strontium) ≤ 5 ppm
Zn (Zinc) ≤ 5 ppm
Loss on ignition (800 °C) ≤ 1.0 %
Bulk density about 130

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