1.07754

Sílice

extra pure for column chromatography 0.063 - 0.200 mm (70 - 230 mesh ASTM)

• Sinónimos: Dióxido de silicio
• Fórmula lineal: SiO₂
• Número de CAS: 7631-86-9
• Peso molecular: 60.08
• MDL number: MFCD00011232
• UNSPSC Code: 41115711
• EC Index Number: 231-545-4

Propiedades

• material: silica gel (irregularly-shaped)
• Quality Level: 100
• matrix active group: Irregular-Shaped Silica Gel
• particle size: 63-200 μm
• pore size: 6 nm mean pore size
• pH: 7 (20 °C, 100 g/L in H₂O, slurry)
• bp: 2230 °C (lit.)
• mp: >1600 °C (lit.)
• bulk density: 200‑1430 kg/m³
• application(s): plasma purification; plasma purification
• storage temp.: no temp limit
• SMILES string: O=[Si]=O
• InChI: 1S/O2Si/c1-3-2
• InChI key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N

Descripción

General description

irregularly shaped silica gel matrix ideal for simple adsorption processes and normal-phase chromatography

Features and Benefits

Silica gel 60 provides users with:

• High adsorptive capacity
• High chemical inertness and non-toxicity.
• Protective moisture-sensitive substances during storage and transport or for maintaining the dryness of anhydrous solvents.
• Granulates in different sizes or beads

Packaging

Plastic bottle

Analysis Note

pH-value (10 % suspension): 6.0 - 7.5
Chloride (Cl): ≤ 0.008 %
Sulfate (SO₄): ≤ 0.003 %
Cd (Cadmium): ≤ 0.0005 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.002 %
Pb (Lead): ≤ 0.0005 %
Zn (Zinc): ≤ 0.0005 %
Particle size: 90% between 0.063-0.200 mm
Loss on drying (150 °C): ≤ 7.0 %
UV absorption (Dichloro methane extract): conforms

Información de seguridad

• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable