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TLC Silica gel 60 F254 Multiformat prescored to 5 x 10 cm
产品编号: | 4169943 |
规格: | pkg of 25 plates, plate L × W 20 cm × 20 cm, glass support |
包装规格: | 25 UNITS |
产品类别: | 进口试剂 |
品牌: | Supelco |
优惠价: | 立即咨询 |
产品性质
material【物料】 | glass support silica gel 60 matrix |
Quality Level【质量水平】 | 100 |
feature【特点】 | binder Organic Polymer fluorescent indicator |
packaging【包装】 | pkg of 25 plates |
technique(s) | thin layer chromatography (TLC): suitable |
layer thickness【层厚度】 | 250 μm |
plate L × W【板长度 × 宽度】 | 20 cm × 20 cm |
Particle size【粒径】 | 10-12 μm |
pore size【孔径】 | 60 Å medium pore diameter |
storage temp.【储存温度】 | 2-30℃ |
基本信息
General description【一般描述】 | These pre-scored glass plates fold into smaller formats with just one easy snap of the fingers. 25 Glass plates 20 x 20 cm, |
Application【应用】 | Glass TLC plate, silica gel coated with flourescent indicator F254. The silica gel TLC plates come in a quantity of 25 size 20x20 cm for thin layer chromatography applications. |
Linkage【联系】 | Replaces: 105620-7; 105620 |
Analysis Note【分析说明】 | 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 thickness: 210 - 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, lipophile: 34 - 48 - ceres Violet brn, colour test, lipophile: 52 - 67 separation number (colourtest, lipophile): ≥ 10.5 B) Steriod test hRf-values - hydrocortisone, steroid test: 25 - 37 - Reichstein S, steroid test: 37 - 49 - methyltestosterone, steroid test: 42 - 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) |