薄层色谱法(Thin Layer Chromatography,简称TLC)是一种常用的色谱技术,通过在固定相(如硅胶)上点样后比较斑点位置及大小进行混合物成分的定性和初步定量分析。
对于本身没有颜色也无法在紫外灯下显色的化合物,TLC分析中需要使用显色剂进行显色。适用于糖类的常用显色剂配制方法如下:
| 品名 | CAS | 货号 |
|---|---|---|
| Acetic acid, 99.8% 乙酸 | 64-19-7 | 531036 危化品 |
| p-Anisaldehyde, 99% 对茴香醛 | 123-11-5 | 199896 |
| 品名 | CAS | 货号 |
|---|---|---|
| 1-Naphthol, 99% 1-萘酚 | 90-15-3 | 332675 |
| Ethanol, 99.7%, for analysis 乙醇 | 64-17-5 | 921327 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| Aniline, 99% 苯胺 | 62-53-3 | 230730 危化品 |
| Diphenylamine, 99% 二苯胺 | 122-39-4 | 276988 危化品 |
| Phosphoric acid, 85% solution in H2O, ACS reagent 磷酸 | 7664-38-2 | 933962 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| 1-Butanol, 99.5%, for synthesis 1-丁醇 | 71-36-3 | 942786 危化品 |
| 4-Dimethylaminobenzaldehyde, 99%, for analysis 4-二甲氨基苯甲醛 | 100-10-7 | 934020 |
| Ethanol, 99.7%, for analysis 乙醇 | 64-17-5 | 921327 危化品 |
| Phosphoric acid, 85% solution in H2O, ACS reagent 磷酸 | 7664-38-2 | 933962 危化品 |
| Potassium hydroxide, 85% 氢氧化钾 | 1310-58-3 | 945877 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| 3,5-Diaminobenzoic Acid Dihydrochloride 3,5-二氨基苯甲酸二盐酸盐 | 618-56-4 | D0079 |
| Phosphoric acid, 85% solution in H2O, ACS reagent 磷酸 | 7664-38-2 | 933962 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| Aniline, 99% 苯胺 | 62-53-3 | 230730 危化品 |
| 1-Butanol, 99.5%, for synthesis 1-丁醇 | 71-36-3 | 942786 危化品 |
| Phthalic acid, 99% 邻苯二甲酸 | 88-99-3 | 346018 |
| 品名 | CAS | 货号 |
|---|---|---|
| Ethanol, 99.7%, for analysis 乙醇 | 64-17-5 | 921327 危化品 |
| Thymol, 99% 百里酚 | 89-83-8 | 942067 |
| 品名 | CAS | 货号 |
|---|---|---|
| 0.5% Ninhydrin ethanol reagent, 0.5%W/V in EtOH, jar 0.5%茚三酮乙醇显色剂(药典) | 485-47-2 | 964213 |
| 0.5% Ninhydrin ethanol reagent, 0.5%W/V in EtOH, narrow mouth bottle 0.5%茚三酮乙醇显色剂(药典) | 485-47-2 | 977781 |
| 2% Ninhydrin ethanol reagent, 2%W/V in EtOH, jar 2%茚三酮乙醇显色剂(药典) | 485-47-2 | 943051 |
| 2% Ninhydrin ethanol reagent, 2%W/V in EtOH, narrow mouth bottle 2%茚三酮乙醇显色剂(药典) | 485-47-2 | 976495 |
| Ethanol, 99.7%, for analysis 乙醇 | 64-17-5 | 921327 危化品 |
| Ninhydrin, ACS reagent 茚三酮 | 485-47-2 | 122337 |
| 品名 | CAS | 货号 |
|---|---|---|
| Dimedone, 98% 双甲酮 | 126-81-8 | 439198 |
| Ethanol, 99.7%, for analysis 乙醇 | 64-17-5 | 921327 危化品 |
| Phosphoric acid, 85% solution in H2O, ACS reagent 磷酸 | 7664-38-2 | 933962 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| Acetic acid, 99.8% 乙酸 | 64-19-7 | 531036 危化品 |
| Benzidine, 98% 联苯胺 | 92-87-5 | 166990 危化品 |
| Ethanol, 99.7%, for analysis 乙醇 | 64-17-5 | 921327 危化品 |
| Trichloroacetic acid, 99%, ACS reagent 三氯乙酸 | 76-03-9 | 519758 危化品 |
| 产品名称 | 货号 |
|---|---|
| Quantitative spotting capillary tubes, 1 μl, capacity error ±0.05 μl 定量点样毛细管 , 1 μl, 容量误差±0.05 μl | 9219772 |
| TLC silica gel plate (fluorescent indicator), HPTLC, GF254, layer thickness 0.2-0.25 mm, 50*25 mm, 640 pcs/pack 薄层色谱硅胶板(含荧光) , 高效薄层层析硅胶GF254板 | 943013 |
| TLC silica gel plate (fluorescent indicator: no), HPTLC, G, layer thickness 0.2-0.25 mm, 200*200 mm, 30 pcs/pack 薄层色谱硅胶板(不含荧光) , 高效薄层层析硅胶G板 | 928554 |
| HPTLC silica gel plate (fluorescent indicator), HF254, 200*100 mm, layer thickness: 0.2-0.25 mm, particle size: 5-20μm 高效薄层层析硅胶(含荧光) , HF254 | 969794 |
| TLC aluminum oxide plates (fluorescent indicator), Neutral,F254,100*25 mm, layer thickness: 0.2±0.02 mm, particle size: ≥400 mesh 薄层层析氧化铝板(含荧光) , 中性氧化铝F254 | 967595 |
| Spotting capillary tube, I.D.:0.5mm, Length:100mm, 1000pcs/pack 玻璃点样毛细管 , 内径: 0.5mm, 管长: 100mm, 1000支/盒 | 928822 |
| Spray bottle for TLC, Transparent bottle, 50 ml, with latex ball TLC用喷瓶 , 透明玻璃瓶, 50 ml, 含打气球 | 982943 |