Quality Segment
material
aluminum support, silica gel 60 matrix
feature
binder Organic Polymer, fluorescent indicator
packaging
pkg of 20 sheets
technique(s)
TLC-MS: suitable, thin layer chromatography (TLC): suitable
layer thickness
100 μm
plate L × W
5 cm × 7.5 cm
sheet L × W
5 cm × 7.5 cm
particle size
10-12 μm
pore size
60 Å medium pore diameter
storage temp.
2-30°C
General description
20 Aluminium sheets 5x7.5
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
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 (laserdiffraction, size distribution): 9.7 - 11.7 µm
Layerthickness: 80 - 120 µm
Deviationof layer thickness per plate: ≤ 30 µm
A) colour test
hRf-values
CeresBlack G, lipophile: 38 - 49
Typical value determined on a conditioned sheet
Eluent: Toluene (45% rel. humidity)
B) Biggest single peak area (BPC) ≤ area of 20ng Resorcin: Conforms
Pore volume(N₂-isotherm):0.74 - 0.84 ml/g
d 50 (laserdiffraction, size distribution): 9.7 - 11.7 µm
Layerthickness: 80 - 120 µm
Deviationof layer thickness per plate: ≤ 30 µm
A) colour test
hRf-values
- bleu viforganol, lipophile: 15 - 25
CeresBlack G, lipophile: 38 - 49
- ceresViolet brn, lipophile: 53 – 65
Typical value determined on a conditioned sheet
Eluent: Toluene (45% rel. humidity)
B) Biggest single peak area (BPC) ≤ area of 20ng Resorcin: Conforms
- Noise (TIC): Conforms