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Merck
CN

A9793

Sigma-Aldrich

琼脂糖

High EEO

别名:

3,6-Anhydro-α-L-galacto-β-D-galactan, Agarose HE

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关于此项目

CAS Number:
EC 号:
MDL编号:
UNSPSC代码:
41105317
PubChem化学物质编号:
NACRES:
NA.21
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质量水平

类型

Type III-A

表单

powder

杂质

≤7% water (loss on drying)

灰分

≤1.1%

浊度

≤4 NTU (1.5% gel)

EEO

0.23-0.26

转变温度

gel point 36 °C ±1.5 °C (1.5% gel)

凝胶强度

≥750 g/cm2 (1% gel)

痕量阴离子

sulfate (SO42-): ≤0.25%

SMILES字符串

O1[C@H]([C@@H]([C@H]([C@H]([C@H]1CO)O)O[C@@H]4O[C@@H]5[C@H]([C@@H](OC5)[C@@H]4O)O[C@@H]6O[C@@H]([C@@H]([C@@H]([C@H]6O)O)O)CO)O)O[C@H]2[C@H]3OC[C@@H]2O[C@H]([C@H]3O)O

InChI

1S/C24H38O19/c25-1-5-9(27)11(29)12(30)22(38-5)41-17-8-4-36-20(17)15(33)24(40-8)43-18-10(28)6(2-26)39-23(14(18)32)42-16-7-3-35-19(16)13(31)21(34)37-7/h5-34H,1-4H2/t5-,6-,7+,8+,9+,10+,11+,12-,13+,14-,15+,16-,17-,18+,19+,20+,21-,22+,23+,24+/m1/s1

InChI key

MJQHZNBUODTQTK-WKGBVCLCSA-N

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分析说明

以下是与我们的琼脂糖相关的性质列表:
硫酸盐含量 - 用作纯度指标,因为硫酸盐是其中存在的主要离子基团。
凝胶强度 - 破裂凝胶所需施加的力。
胶凝点 - 琼脂糖水溶液在冷却时的胶凝温度。 琼脂糖溶液在液体-凝胶转变的过程中会表现出滞后现象 - 也就是说,它们的凝胶点与它们的熔点温度不同。
电内渗(EEO)- 液体通过凝胶的一种运动。琼脂糖凝胶中的阴离子基团被固定在基质上不能移动,但可解离的抗衡阳离子可以向基质中的阴极迁移,从而产生EEO。 由于生物聚合物的电泳运动通常是朝向阳极的,因此EEO会因为内部的对流而破坏分离。

其他说明

探索最适于 HPLCLC-MS 分析的 LiChropur 试剂

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)


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