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Merck
CN

86101

Sigma-Aldrich

聚(乙二醇)

BioUltra, 1,500

别名:

PEG

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About This Item

线性分子式:
H(OCH2CH2)nOH
CAS号:
MDL编号:
UNSPSC代码:
12352104
PubChem化学物质编号:
NACRES:
NA.26

产品线

BioUltra

形式

solid

分子量

Mr 1400-1600

杂质

insoluble matter:, passes filter test
≤0.001% peroxides (as H2O2):

pH值(酸碱度)

5.5-7.0 (25 °C, 50 mg/mL in H2O)

mp

45-50 °C

溶解性

H2O: 50 mg/mL at 25 °C, clear, colorless

痕量阴离子

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

痕量阳离子

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤200 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤200 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

50 mg/mL in H2O

紫外吸收

λ: 260 nm Amax: 0.09
λ: 280 nm Amax: 0.03

SMILES字符串

C(CO)O

InChI

1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

InChI key

LYCAIKOWRPUZTN-UHFFFAOYSA-N

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一般描述

聚乙二醇(PEG)是非离子型亲水聚合物。

应用

聚乙二醇已用于制备冻存保护液。

生化/生理作用

聚乙二醇(PEG)有助于蛋白和核酸的纯化和晶体生长。PEG还可与细胞膜相互作用,从而促进细胞融合。

储存分类代码

11 - Combustible Solids

WGK

WGK 1

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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