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SILICA GEL F254 80 TLC PLATES 5 X 20 CM

Merck SILICA GEL F254 80 TLC PLATES 5 X 20 CM

Spending Type : Consumable
Category : Chemical Reagent
Type : Thin Layer Chromatography (TLC)
SKU : 1.05608.0001

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Deskripsi Merck SILICA GEL F254 80 TLC PLATES 5 X 20 CM

105608 TLC Silica gel 60 F₂₅₄ Multiformat pre-scored to 5 x 20 cm 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.

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

Suhu penyimpanan : tidak ada batasan.

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)9.5 - 11.5 µm
Layer thickness210 - 270 µm
Deviation of layer thickness per plate≤ 35 µm
Chromatographic testings:
A) Colour test
hRf-values
- bleu vif organol, colour test, lipophile

11 - 25
- Ceres Black G, colour test, lipophile34 - 48
- ceres Violet brn, colour test, lipophile52 - 67
separation number (colourtest, lipophile)≥ 10.5
B) Steriod test
hRf-values
- hydrocortisone, steroid test

25 - 37
- Reichstein S, steroid test37 - 49
- methyltestosterone, steroid test42 - 54
Typical value determined on a conditioned plate
Eluent A) Toluene (45% rel.humidity)
Eluent B) Ethyl acetate/Toluene (95+5 v/v; 20% rel.humidity)