Merck, 1009340001, HPTLC plates, Silica gel 60 F₂₅₄ MS-grade

General description
25 Glass plates 20 x 10 cm
Reference:
Gertrud Morlock, Wolfgang Schwack
Coupling of planar chromatography to mass spectrometry
TrAC Trends in Analytical Chemistry, Volume 29, Issue 10, 2010, Pages 1157-1171
Analysis Note
Specific surface area (according toBET; 5-Pt. measurement): 480 - 540 m²/g

Pore volume(N₂-isotherm):0.74 - 0.84 ml/g

d 50 (laser diffraction, size distribution): 5.0 – 6.5 µm

Layer thickness: 80 - 120 µm

Chromatographic testing:

A) colourtest

hRf-values

bleu viforganol, lipophile: 14- 26

CeresBlack G, lipophile: 36 - 48

ceres Violet brn, lipophile: 51 - 64

separation number (colour test, lipophile): ≥ 10.5

Typical value determined on aconditioned plate

Eluent A) Toluene (45% rel. humidity)

B) Biggest single peak area (BPC) ≤ area of 20ng Resorcin: Conforms

Noise (TIC): Conforms