LiChroprep^® Si 60 (15-25 µm)

Name: LiChroprep<SUP>®</SUP> Si 60 (15-25 µm)
Brand: MM

for liquid chromatography

Synonym(s):

Silica, Silicon dioxide

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About This Item

Linear Formula:

SiO₂

CAS Number:

7631-86-9

Molecular Weight:

60.08

UNSPSC Code:

41115711

EC Index Number:

231-545-4

MDL number:

MFCD00011232

Product Name

LiChroprep^® Si 60 (15-25 µm), for liquid chromatography

InChI

1S/O2Si/c1-3-2

SMILES string

O=[Si]=O

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

material

silica gel (irregularly-shaped)

product line

LiChroPrep^®

potency

>5000 mg/kg LD₅₀, skin (Rabbit)

matrix active group

Irregular-Shaped Silica Gel

particle size

15-40 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

200‑800 kg/m³

application(s)

pharma/biopharma processes
plasma purification

separation technique

reversed phase

storage temp.

no temp limit

Quality Level

100

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Related Categories

Chromatography

Pharma & Biopharma Manufacturing

Reverse Phase/Normal Phase Chromatography Resins

Analysis Note

pH-value (10 % suspension): 6.5 - 7.5
Loss on drying (150 °C): 5.5 - 6.5 %
Specific surface area (according to BET): 480 - 540 m²/g
Pore volume (N₂-isotherm): 0.74 - 0.84 ml/g
particle size (Malvern) (d10): 11.0 - 16.0 µm
particle size (Malvern) (d50): 18.0 - 24.0 µm
particle size (Malvern) (d90): 27.0 - 37.0 µm
Application test (2-Nitrotoluene): conforms
Pressure: ≤ 15.0 bar
Separation efficiency (2-Nitrotoluene): ≥ 8000
Leading: ≤ 7 %
Tailing: ≤ 11 %
Symmetry: 0.8 - 1.5
Capacity factor: ≥ 0.3
The specific surface is related to silica gel raw material.

Application

LiChroprep Si 60 (15-25 µm) for liquid chromatography. CAS 7631-86-9, EC Number 231-545-4, chemical formula SiO₂.

Features and Benefits

LiChroprep^® Si 60 (15-25 µm) provides users with:

Reproducible, homogeneous, irregularly shaped silica gel matrix
Narrow, well defined particle size distribution for high performance and high permeability
Large batch sizes up to 200 kg in the modification

General description

Irregular-shaped Silica gel with narrow, well defined particle size distribution delivering high separating performance, permeability and good reproducibility

Packaging

Plastic bottle

Legal Information

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

Storage Class

13 - Non Combustible Solids

wgk

nwg

flash_point_f

Not applicable

flash_point_c