1.09390

Millipore

LiChroprep® Si 60 (25-40 µm)

for liquid chromatography

Synonym(s):
Silica gel
CAS Number:
MDL number:
EC Index Number:
231-545-4
Pricing and availability is not currently available.

storage conditions

no restrictions.

Quality Level

potency

>5000 mg/kg LD50, skin (Rabbit)

pH

7 (20 °C, 100 g/L in H2O, slurry)

bp

2230 °C

mp

>1600 °C

bulk density

200‑800 kg/m3

SMILES string

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

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Application

LiChroprep Si 60 (25-40 µm) for liquid chromatography. CAS 7631-86-9, EC Number 231-545-4, chemical formula SiO₂.

Analysis Note

pH-value (10 % suspension): 6.5 - 7.5
Specific surface area (according to BET): 480 - 540 m²/g
Pore volume (N₂-isotherm): 0.74 - 0.84 ml/g
Particle Size (d10): 14 - 17 µm
Particle Size (d50): 22 - 28 µm
Particle Size (d90): 33 - 43 µm
Pressure: ≤ 5.0 bar
Application test (2-Nitrotoluene): conforms
Separation efficiency (2-Nitrotoluene): ≥ 5000
Leading: ≤ 5.0 %
Tailing: ≤ 10 %
Symmetry: 0.8 - 1.6
Capacity factor: ≥ 0.3
The specific surface is related to silica gel raw material.

Legal Information

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

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

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