Merck
All Photos(3)

427772

Sigma-Aldrich

聚乙烯

average Mw ~4,000 by GPC, average Mn ~1,700 by GPC

Synonym(s):
PE
Linear Formula:
H(CH2CH2)nH
CAS Number:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.23

形式

powder

质量水平

分子量

average Mn ~1,700 by GPC
average Mw ~4,000 by GPC

粘度

1.5 poise(25 °C, Brookfield Thermosel)(lit.)

mp

92 °C

酸值

<0.05 mg KOH/g

转变温度

softening point 106 °C (ring and ball)

密度

0.92 g/mL at 25 °C

InChI

1S/C2H4/c1-2/h1-2H2

InChI key

VGGSQFUCUMXWEO-UHFFFAOYSA-N

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应用

脱模添加剂是橡胶加工过程的润滑剂、PVC的挤出和压延助剂以及颜色母料的分散助剂。PEG-4000可用作蛋白质分级和病毒沉淀过程中的沉淀剂。不同分子量的PEG对哺乳动物细胞杂交的影响。

包装

250 g in poly bottle
1 kg in poly bottle

特点和优势

低分子量,低粘度,易于加工。

储存分类代码

13 - Non 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)

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

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