Analysis Note

Specific surface area (according to BET; 5-Pt. measurement): 480 - 540 m²/gPore volume (N₂-isotherm): 0.74 - 0.84 ml/gd 50 (laser diffraction, size distribution): 9.5 - 11.5 µmLayer thickness: 210 - 270 µmDeviation of layer thickness per plate: ≤ 35 µmChromatographic testings: A) Colour testhRf-values - bleu vif organol, colour test, lipophile: 11 - 25 - Ceres Black G, colour test, lipophile: 34 - 48 - ceres Violet brn, colour test, lipophile: 52 - 67separation number (colourtest, lipophile): ≥ 10.5B) Steriod testhRf-values - hydrocortisone, steroid test: 25 - 37 - Reichstein S, steroid test: 37 - 49 - methyltestosterone, steroid test: 42 - 54Typical value determined on a conditioned plate Eluent A) Toluene (45% rel.humidity) Eluent B) Ethyl acetate/Toluene (95+5 v/v; 20% rel.humidity)

Application

Glass TLC plate, silica gel coated with flourescent indicator F254. The silica gel TLC plates come in a quantity of 20 size 20x20 cm for thin layer chromatography applications.

General description

20 Glass plates 20 x 20 cm

These pre-scored glass plates fold into smaller formats with just one easy snap of the fingers.

Linkage

Replaces: 5608-7; 5608