1.00933

TLC plates, Silica gel 60 F₂₅₄ MS-grade

pkg of 25 plates, plate L × W 20 cm × 20 cm, glass support

• Synonyme(s) : High Purity Silica Gel 60 TLC Plates
• Code UNSPSC : 41115711
• Nomenclature NACRES : NB.21

Propriétés

• Matériaux: glass support; silica gel 60 matrix
• Niveau de qualité: 100
• Caractéristiques: binder Organic Polymer; fluorescent indicator
• Conditionnement: pkg of 25 plates
• Technique(s): TLC-MS: suitable; thin layer chromatography (TLC): suitable
• Épaisseur de la couche: 200 μm
• Plaque/Plateau, L × l: 20 cm × 20 cm
• Taille des particules: 10-12 μm
• Dimension de pores: 60 Å medium pore diameter
• Température de stockage: 2-30°C

Description

Description générale

25 Glass plates 20 x 20 cm

Reference:
Gertrud Morlock, Wolfgang Schwack
Coupling of planar chromatography to mass spectrometry
TrAC Trends in Analytical Chemistry, Volume 29, Issue 10, 2010, Pages 1157-1171

Remarque sur l'analyse

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): 9.7 - 11.7 µm Layer thickness: 170 - 220 µm
Chromatographic testing:
A) colour test
hRf-values
- bleu vif organol, lipophile: 11 - 25
- Ceres Black G, lipophile: 34 - 48
- ceres Violet brn, lipophile: 52 - 67
separation number (colour test, lipophile): ≥ 10.5
Typical value determined on a conditioned plate
Eluent A) Toluene (45% rel. humidity)
B) ESI-MS suitability test
Caffeine (signal-to-noise ratio 5ng): ≥ 25