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Calcium carbonate, reference material for NIST
99.95+% CaCO3
For laboratory use, reference material for NIST
Traceability: Reference standards acc. NIST SRM 915b
CL00.2947
CAS Nr:471-34-1
Physical
  • Form: solid
  • Colour: colourless
  • Melting point: 825°C (dec.)
  • Boiling point: -
  • Flash point: -
  • Density: 2,93 g/cm3
  • Mol Weight: 100.09 g/mol
  • Storage temp: RT
Art. Nr. Pack Mod Stock
CL00.2947.0050 50 g GVB 18
Specs
  • Assay >99.95%
  • Insoluble Matter (Non Solubles) <0.002%
  • Barium (Ba) <0.005%
  • Copper (Cu) <0.0005%
  • Iron (Fe) <0.001%
  • Potassium (K) <0.01%
  • Magnesium (Mg) <0.01%
  • Sodium (Na) <0.01%
  • Lead (Pb) <0.0005%
  • Strontium (Sr) <0.1%
  • Chloride (Cl) <0.001%
  • Sulfate (SO4) <0.005%
  • Nitrogen (N) <0.001%
  • Silicon (Si) <0.001%
  • Fluoride (F) <<0.002%
Safety
  • HS Nr: 28365000