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TLC Silica gel 60 F254 Multiformat pre-scored to 5 x 20 cm

产品编号:4169942
规格:pkg of 20 plates, plate L × W 20 cm × 20 cm, glass support
包装规格:80 UNITS
产品类别:进口试剂
品牌:Supelco
优惠价:立即咨询
产品价格
产品编号包装单位单价(元)国内现货国外库存询价单
416994280 UNITS2950
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 20 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.
20 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 20 size 20x20 cm for thin layer chromatography applications.
Linkage【联系】
Replaces: 5608-7; 5608
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)
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