Jeffamine ED-2001 pH 7.0-Hampton蛋白结晶

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Jeffamine ED-2001 pH 7.0-Hampton蛋白结晶

Jeffamine ED-2001 pH 7.0-Hampton蛋白结晶

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Jeffamine ED-2001 pH 7.0

Applications

  • Crystallization grade Jeffamine ED-2001 pH 7.0 for formulating screens or for optimization

Features

  • pH adjusted to 7 using HCl
  • Sterile filtered
  • Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)

Description

Jeffamine ED series are polyether diamines based on a predominantly PEG backbone. PEG imparts complete water solubility. The Jeffamine® ED-2001 have a representative structure illustrated in the accompanying Figure.

Jeffamine ED-2001
Synonym: O,O′-Bis(2-aminopropyl) polypropylene glycol-block-polyethylene glycol-block-polypropylene glycol 1,900, Jeffamine® ED-2003
Mr ~2,000
CH3CH(NH2)CH2(OCH2CH2)nOCH2CH(NH2)CH3
CAS Number [65605-36-9]
MDL Number MFCD00197920
PubChem Substance ID 24848714
pH before titration with hydrochloric acid is > 10
Final measured pH of HR2-597 is 7.0
Appearance: Colorless to Very light yellow tint to yellow, clear solution
50% w/v in deionized water, sterile filtered (0.22 micron)

Measured Conductivity Range: 4.0 – 5.7 mS/cm at 25°C
Measured Refractive Index Range: 1.40572 – 1.40734 at 20°C

Jeffamine is a registered trademark of the Huntsman Petrochemical Corporation.

Jeffamine ED-2001 pH 7.0
应用
结晶级 Jeffamine ED-2001 pH 7.0，用于配制筛网或优化
特征
使用 HCl 将 pH 值调至 7
无菌过滤
在 1+ 型超纯水中配制：25°C 时电阻率为 18.2 兆欧厘米，< 5 ppb 总有机碳，无细菌（<1 细菌（CFU/ml）），无热原（<0.03 内毒素（EU/ml）） , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)
描述
Jeffamine ED 系列是基于主要 PEG 主链的聚醚二胺。 PEG 赋予完全的水溶性。 Jeffamine® ED-2001 具有如图所示的代表性结构。

杰夫明 ED-2001
同义词：O,O’-双（2-氨基丙基）聚丙二醇-嵌段-聚乙二醇-嵌段-聚丙二醇1,900，Jeffamine® ED-2003
约 2,000 先生
CH3CH(NH2)CH2(OCH2CH2)nOCH2CH(NH2)CH3
CAS号 [65605-36-9]
MDL 编号 MFCD00197920
PubChem 物质 ID 24848714
用盐酸滴定前的 pH > 10
HR2-597 的最终测量 pH 值为 7.0
外观：无色至极淡黄色至黄色透明溶液
50% w/v 去离子水，无菌过滤（0.22 微米）

电导率测量范围：4.0 – 5.7 mS/cm at 25°C
测得的折射率范围：1.40572 – 1.40734 at 20°C

Jeffamine 是 Huntsman Petrochemical Corporation 的注册商标。

Jeffamine ED-2001 pH 7.0

Jeffamine ED-2001 pH 7.0-Hampton蛋白结晶

 

CAT NO

HR2-597

NAME

50% w/v Jeffamine ED-2001 pH 7.0

DESCRIPTION

200 mL

PRICE

$116.00

cart quote

Support Material(s)

Jeffamine ED-2001 pH 7.0-Hampton蛋白结晶 HR2-597 Jeffamine® ED-2001 SDS

Certificate Of Analysis

Related Item(S)

  • Index • Index HT

References

1. Preparation, crystallization and preliminary X-ray analysis of protein YtlP from Bacillus subtilis. C. Liu, D. Li, L. Hederstedt, L. Li, Y.-H. Liang and X.-D. Su. Acta Cryst. (2006). F62, 967-969.