1.51022

TLC aluminum sheets, silica gel 60 F254 MS-grade

pkg of 20 sheets, sheet L × W 5 cm × 7.5 cm, aluminum support

• UNSPSC Code: 41115711
• NACRES: NB.21

Vlastnosti

• material: aluminum support; silica gel 60 matrix
• Quality Level: 100
• 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
• 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

Popis

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

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
- 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) MS suitability test
- Angiotensin II (signal-to-noiseratio 50ng): ≥ 25
measured with 5000 shots
- Caffeine (signal-to-ratio 5ng): ≥25