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- 详细信息
- 文献和实验
- 技术资料
- 保存条件:
避光保存,2-8摄氏度
- 保质期:
2年
- 英文名:
20-O-Glucoginsenoside Rf
- 库存:
100mg
- 供应商:
武汉中标科技有限公司
- CAS号:
68406-27-9
电话:027-84396673 或者 13545281503
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20-O-Glucoginsenoside Rf Description
| Source: | The roots of Panax ginseng C. A. Mey. |
| Solvent: | DMSO, Pyridine, Methanol, Ethanol, etc. |
| Storage: | Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months(2-8C). Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20C. Generally, these will be useable for up to two weeks. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour. |
| Structure Identification: |
|
| Product Name | 20(R)-Protopanaxatriol | ![]() |
| Catalog No. | CFN99980 | |
| CAS Number | 1453-93-6 | |
| Purity | >=98% | |
| M. F | C30H52O4 | |
| M. W | 476.73 | |
| Price | $70 / 20mg | |
| Product Name | (20R)-Ginsenoside Rh1 | ![]() |
| Catalog No. | CFN92796 | |
| CAS Number | 80952-71-2 | |
| Purity | >=98% | |
| M. F | C36H62O9 | |
| M. W | 638.9 | |
| Price | $188 / 20mg | |
| Product Name | 20R-Ginsenoside Rg2 | ![]() |
| Catalog No. | CFN90412 | |
| CAS Number | 80952-72-3 | |
| Purity | >=98% | |
| M. F | C42H72O13 | |
| M. W | 785.02 | |
| Price | $398 / 20mg | |
| Product Name | (20S)-Protopanaxatriol | ![]() |
| Catalog No. | CFN90564 | |
| CAS Number | 34080-08-5 | |
| Purity | >=98% | |
| M. F | C30H52O4 | |
| M. W | 476.4 | |
| Price | $70 / 20mg | |
| Product Name | Ginsenoside Rh1 | ![]() |
| Catalog No. | CFN99970 | |
| CAS Number | 63223-86-9 | |
| Purity | >=98% | |
| M. F | C36H62O9 | |
| M. W | 638.88 | |
| Price | $80 / 20mg | |
| Product Name | Notoginsenoside R2 | ![]() |
| Catalog No. | CFN92364 | |
| CAS Number | 80418-25-3 | |
| Purity | >=98% | |
| M. F | C41H70O13 | |
| M. W | 771.0 | |
| Price | $268 / 20mg | |
| Product Name | 20(R)-Notoginsenoside R2 | ![]() |
| Catalog No. | CFN93373 | |
| CAS Number | 948046-15-9 | |
| Purity | >=98% | |
| M. F | C41H70O13 | |
| M. W | 771.0 | |
| Price | Inquiry | |
| Product Name | Notoginsenoside T5 | ![]() |
| Catalog No. | CFN92824 | |
| CAS Number | 769932-34-5 | |
| Purity | >=98% | |
| M. F | C41H68O12 | |
| M. W | 753.0 | |
| Price | Inquiry | |
| Product Name | Ginsenoside Rg2 | ![]() |
| Catalog No. | CFN99968 | |
| CAS Number | 52286-74-5 | |
| Purity | >=98% | |
| M. F | C42H72O13 | |
| M. W | 785.02 | |
| Price | $60 / 20mg | |
| Product Name | Ginsenoside Rf | ![]() |
| Catalog No. | CFN99976 | |
| CAS Number | 52286-58-5 | |
| Purity | >=98% | |
| M. F | C42H72O14 | |
| M. W | 801.01 | |
| Price | $238 / 20mg | |
| Product Name | 20-O-Glucoginsenoside Rf | ![]() |
| Catalog No. | CFN95036 | |
| CAS Number | 68406-27-9 | |
| Purity | >=98% | |
| M. F | C48H82O19 | |
| M. W | 963.2 | |
| Price | $368 / 10mg |
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文献和实验Rf 值 Rf value 写做 R f 值。主要是纸上层析法的用词。源自流速( rate of flow )。溶剂从原点渗透到距离 a (一般在 20 — 30 厘米时测定)的时候,如果位于原点的物质从原点向前移动到 b ,那么 b/a 的值( 0.0 — 1.0 )就是这种物质的 Rf 值。例如把葡萄糖和果糖在 20 ℃下于正丁醇 - 醋酸 - 水( 4 ∶ 1 ∶ 5 )中展开,可分别得到 0.18 、 0.23 的 R f 值,在醋酸乙酯 - 吡啶 - 水( 2 ∶
上海西唐生物科技有限公司 021-55229872, 65333639 www.westang.com 小鼠类风湿因子 (RF)ELISA 试剂盒 ( 用于血清、血浆、细胞培养上清液和尿液、唾液生物体液内 ) 原理 本实验采用双抗体夹心 ABC-ELISA 法。用抗小鼠 RF 单抗包被于酶标板上,标准品和样品中的 RF与单抗结合,加入生物素化的抗小鼠 RF ,形成
好的薄层板上分别点样:A不含DM.A的空白样品5μl、B含DM.A的样品5μl、C样品2.5 μl+标准品2.5μl、D含杂标准品(标准品原液放置1月后)5μl、E标准品(现配)5μl,在I~Ⅵ号展开剂中展开,用0.25 茚三酮的乙醇溶液显色,记录各个斑点的Rf值和相邻斑点的分离度R。Rf=斑点中心至点样圆点的距离/展开剂前沿至圆点距离,R-相邻两斑点距离/该两斑点直径的平均值。 展开剂如下:I甲醇:氨水=2:1、Ⅱ氯仿:甲醇:氨水=1:1:1、Ⅲ氯仿:甲醇:氨水=1:2:1、IV氯
技术资料




















