Sigma-Aldrich Silica Gel 60 Silanized 25

Material

glass support
silica gel 60 matrix

Quality Level

100

Feature

binder Organic Polymer
fluorescent indicator: no

Packaging

pkg of 25 plates

Technique(S)

thin layer chromatography (TLC): suitable

Layer Thickness

250 μm

Plate L × W

20 cm × 20 cm

Particle Size

9.5-11.5 μm

Pore Size

60 Å medium pore diameter

Storage Temp.

2-30°C

Related Categories

Thin Layer Chromatography (TLC)

General Description

25 Glass plates 20 x 20 cm

Linkage

Replaces: 5746-7; 5746

Analysis Note

Specific surface area (according to BET; 5-Pt. measurement): 480 - 540 m²/g
Pore volume (N₂-isotherm): 0.74 - 0.84 ml/g
d 50 (laser diffraction, size distribution): 9.5µm - 11.5 µm Layer thickness: 190 - 250 µm
Deviation of layer thickness per plate: ≤ 40 µm
Chromatographic testing:
Cholesterin test
hRf-values (cholesterin, cholesterin test): 80 - 90
Typical value determined on activated plate (120°C, 15 min.)
Eluent: aceton/ water (95/5 v/v)