Merck, 1054340001, PLC plates, Silica gel 60 RP-18 F₂₅₄s, 1 mm

General description
15 Glass plates 20 x 20 cm
PLC plates allow users to separate samples that vary greatly in size – from grams down to milligrams. Available with or without a fluorescence indicator, PLC plates has 1 mm thickness. They also use our same proven silica-binder technology as in analytical TLC plates. To isolate the substance by extraction, users can simply scrape the spot from the layer.
Analysis Note
Chromatographic testings:
A) Cholesterin test
hRf-values
- cholesterin, cholesterin test:
30 - 50
B) Steroid test
- methyltestosterone, steroid test: 21 - 31
- Reichstein S, steroid test: 35 - 45
- hydrocortisone, steroid test: 45 - 55
Typical value determined on an activated plate (50-60°C, 60 min)
Eluent a) aceton/ water (95/5 v/v)
Eluent b) aceton/ water (60/40 v/v)
Other Notes
Replaces: 5434-7; 5434