DI-BORON TRIOXIDE 99.9995 SUPRAPUR

Code: 1001690150 D2-231

Analysis Note

Purity (metallic): ≥ 99.9995 %Assay (from ignited substance): ≥ 99.0 %Chloride (Cl): ≤ 5 ppmPhosphate (PO): ≤ 5 ppmSilicate (as SiO): &#...


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Analysis Note

Purity (metallic): ≥ 99.9995 %Assay (from ignited substance): ≥ 99.0 %Chloride (Cl): ≤ 5 ppmPhosphate (PO): ≤ 5 ppmSilicate (as SiO): ≤ 1 ppmSulfate (SO): ≤ 5 ppmAg (Silver): ≤ 0.020 ppmAl (Aluminium): ≤ 0.050 ppmAs (Arsenic): ≤ 0.010 ppmAu (Gold): ≤ 0.010 ppmBa (Barium): ≤ 0.020 ppmBe (Beryllium): ≤ 0.010 ppmCa (Calcium): ≤ 0.100 ppmCd (Cadmium): ≤ 0.010 ppmCo (Cobalt): ≤ 0.010 ppmCr (Chromium): ≤ 0.020 ppmCu (Copper): ≤ 0.020 ppmFe (Iron): ≤ 0.050 ppmIn (Indium): ≤ 0.010 ppmK (Potassium): ≤ 0.20 ppmLi (Lithium): ≤ 0.010 ppmMg (Magnesium): ≤ 0.050 ppmMn (Manganese): ≤ 0.010 ppmMo (Molybdenum): ≤ 0.020 ppmNa (Sodium): ≤ 0.20 ppmNi (Nickel): ≤ 0.020 ppmPb (Lead): ≤ 0.020 ppmSr (Strontium): ≤ 0.020 ppmTl (Thallium): ≤ 0.010 ppmV (Vanadium): ≤ 0.020 ppmZn (Zinc): ≤ 0.050 ppm

Legal Information

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

Packaging

250 g in Plastic bottle

anion traceschloride (Cl-): ≤5 ppm, phosphate (PO43-): ≤5 ppm, sulfate (SO42-): ≤5 ppm, silicate (as SiO2): ≤1 ppm
assay≥99.0% (from ignited substance), 99.9995%
bulk density900‑1100 kg/m3
cation tracesBe: ≤0.010 ppm, Ni: ≤0.020 ppm, In: ≤0.010 ppm, Mo: ≤0.020 ppm, Li: ≤0.010 ppm, Sr: ≤0.020 ppm, Au: ≤0.010 ppm, Fe: ≤0.050 ppm, Na: ≤0.20 ppm, Cd: ≤0.010 ppm, V: ≤0.020 ppm, Co: ≤0.010 ppm, Cr: ≤0.020 ppm, Ca: ≤0.100 ppm, As: ≤0.010 ppm, Ag: ≤0.020 ppm, Mn: ≤0.010 ppm, Cu: ≤0.020 ppm, Mg: ≤0.050 ppm, Al: ≤0.050 ppm, Tl: ≤0.010 ppm, Ba: ≤0.020 ppm, Pb: ≤0.020 ppm, Zn: ≤0.050 ppm, K: ≤0.20 ppm
density2.46 g/cm3 at 20 °C
formsolid
gradefor inorganic trace analysis
InChI keyJKWMSGQKBLHBQQ-UHFFFAOYSA-N
InChI1S/B2O3/c3-1-5-2-4
mp450 °C
pH4 (25 °C, 10 g/L in H2O)
potency3150 mg/kg LD50, oral (Rat)
Quality Level100
solubility36 g/L
storage temp.2-30°C
Cas Number1303-86-2
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