
Hóa chất RP-18 F254S 50 TLC Plates 10 X 20 CM Merck 1154230001 (Hộp đựng 50 cái) DEEP52 https://yeuhangduc.vn/
29,223,398₫
Mô tả
Specific surface area (according to BET; 5-Pt. measurement) 480 - 540 m²/g
d 50 (laser diffraction, size distribution) 9.5 - 11.5 µm
Pore volume (N₂-isotherm) 0.74 - 0.84 ml/g
Layer thickness 200 - 270 µm
Deviation of layer thickness per plate ≤ 35 µm
Chromatographic testings:
A) Cholesterin test
hRf-values
- cholesterin, cholesterin test
30 - 38
B) Steroid test
- methyltestosterone, steroid test 21 - 31
- Reichstein S, steroid test 50 - 60
- hydrocortisone, steroid test 70 - 80
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)
