1.16225
HPTLC plates, Silica gel 60 RP-18 F₂₅₄s
pkg of 25 plates, plate L × W 20 cm × 10 cm, glass support
Synonym(s):
Silica gel 60 RP-18 HPTLC Plates
About This Item
material
glass support
silica gel 60 matrix
Quality Level
feature
binder Organic Polymer
fluorescent indicator
packaging
pkg of 25 plates
technique(s)
thin layer chromatography (TLC): suitable
layer thickness
200 μm
plate L × W
20 cm × 10 cm
particle size
5-6 μm
pore size
60 Å medium pore diameter
storage temp.
2-30°C
Related Categories
General description
Analysis Note
Pore volume (N₂-isotherm): 0.74 - 0.84 ml/g
d 50 (laser diffraction, size distribution): 5 - 7 µm
Layer thickness: 150 - 200 µm
Deviation of layer thickness per plate: ≤ 35 µm
Chromatographic testings:
A) Cholesterin test
hRf-values
- cholesterin, cholesterin test:
11 - 23
B) Steroid test
- methyltestosterone, steroid test: 20 - 40
- Reichstein S, steroid test: 50 - 70
- hydrocortisone, steroid test: 65 - 85
Typical value determined on an activated plate (120°C, 15 min)
Eluent a) aceton/ water (95/5 v/v)
Eluent b) acetonitrile/ water (70/30 v/v)
Certificates of Analysis (COA)
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Articles
This application note describes the HPTLC-based identification of fixed oils using octadecyl silyl silica gel as the coating substance, following USP 43 NF 38 monograph method containing USP general chapter <202>.
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