DI-SODIUM TETRABORATE ANHYDROUS SUPRAPUR

Code: 1063090025 D2-231

Analysis Note

Purity (metallic): ≥ 99.99 %Assay (acidimetric): ≥ 99 %Chloride (Cl): ≤ 5 ppmPhosphate (PO4): ≤ 5 ppmSilicate (SiO2

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Your Price
€155.00 EACH
€190.65 inc. VAT

Analysis Note

Purity (metallic): ≥ 99.99 %Assay (acidimetric): ≥ 99 %Chloride (Cl): ≤ 5 ppmPhosphate (PO4): ≤ 5 ppmSilicate (SiO2): ≤ 5 ppmSulfate (SO4): ≤ 50 ppmBa (Barium): ≤ 10.0 ppmCa (Calcium): ≤ 5.0 ppmCd (Cadmium): ≤ 0.050 ppmCe (Cerium): ≤ 0.05 ppmCo (Cobalt): ≤ 0.100 ppmCr (Chromium): ≤ 0.05 ppmCu (Copper): ≤ 0.10 ppmEu (Europium): ≤ 0.05 ppmFe (Iron): ≤ 0.10 ppmK (Potassium): ≤ 50 ppmLa (Lanthanum): ≤ 0.05 ppmLi (Lithium): ≤ 5.0 ppmMg (Magnesium): ≤ 0.10 ppmMn (Manganese): ≤ 0.050 ppmNi (Nickel): ≤ 0.05 ppmPb (Lead): ≤ 0.05 ppmRb (Rubidium): ≤ 5 ppmSc (Scandium): ≤ 0.05 ppmSm (Samarium): ≤ 0.05 ppmSr (Strontium): ≤ 5.00 ppmTl (Thallium): ≤ 0.05 ppmY (Yttrium): ≤ 0.05 ppmYb (Ytterbium): ≤ 0.050 ppmZn (Zinc): ≤ 0.05 ppm

Legal Information

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

Packaging

250 g in Plastic bottle

assay99.99%
bulk density700 kg/m3
density2.37 g/cm3 at 20 °C
gradefor inorganic trace analysis
InChI keyHJIQVKXMQOLFFS-UHFFFAOYSA-N
InChI1S/4B.2Na.7H2O.7O/h;;;;;;7*1H2;;;;;;;/q4*+3;2*+1;;;;;;;;7*-2
mp742 °C
pH9.2 (20 °C, 25 g/L in H2O)
potency>2000 mg/kg LD50, skin (Rabbit)
Quality Level100
solubility25.6 g/L
storage temp.2-30°C
vapor pressure7.3 hPa ( 1200 °C)
Cas Number1330-43-4
This product has met the following criteria to qualify for the following awards:



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