1.11845

TLC plates, Silica gel 60 with concentrating zone 2.5 x 20 cm

pkg of 25 plates, plate L × W 20 cm × 20 cm, glass support

• 동의어(들): Analytical TLC Plates with Zone
• UNSPSC 코드: 41115711
• NACRES: NB.21

속성

• material: glass support; silica gel 60 matrix
• Quality Level: 100
• 특징: binder Organic Polymer; fluorescent indicator: no
• 포장: pkg of 25 plates
• 기술: thin layer chromatography (TLC): suitable
• 레이어 두께: 250 μm
• 플레이트 길이 × 너비: 20 cm × 20 cm
• 입자 크기: 10-12 μm
• 공극 크기: 60 Å medium pore diameter
• 저장 온도: 2-30°C

설명

일반 설명

25 Glass plates 20 x 20 cm

분석 메모

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): 9.7 - 11.7 µm
Layer thickness: 170 - 250 µm
Deviation of layer thickness per plate: ≤ 50 µm
layer thickness concentrating zone: 90 - 130 µm
Fluctuation in the thickness of the concentration zone: ≤ 35 µm
Chromatographic testing:
colour test
hRf-values
- bleu vif organol, colour test, lipophile:
15 - 21
- Ceres Black G, colour test, lipophile: 36 - 42
- ceres Violet brn, colour test, lipophile: 51 - 58
Typical value determined on a conditioned plate
Eluent: toluene (45% rel.humidity)

기타 정보

Replaces: 11845-7; 11845