产品名称
TWEEN ® 20, meets EP testing specifications
InChI
1S/C26H50O10/c1-2-3-4-5-6-7-8-9-10-11-24(30)34-19-18-31-20-22(32-15-12-27)26-25(35-17-14-29)23(21-36-26)33-16-13-28/h22-23,25-29H,2-21H2,1H3
SMILES string
CCCCCCCCCCCC(=O)OCCOCC(C1C(C(CO1)OCCO)OCCO)OCCO
InChI key
HMFKFHLTUCJZJO-UHFFFAOYSA-N
agency
meets EP testing specifications
description
non-ionic
form
liquid
mol wt
~1228
composition
lauric acid, ≥40% (balance primarily myristic, palmoyic, and stearic acids)
refractive index
n20/D 1.468 (lit.)
CMC
0.059 mM
transition temp
cloud point 76 °C
density
1.095 g/mL at 25 °C (lit.)
HLB
16.7
Quality Level
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Application
非离子洗涤剂
吐温 20 被用作表面活性剂，也用于酶的提取。
General description
吐温® 20 又名聚山梨酯 20，是一种非离子型洗涤剂。它降低溶液中的表面张力，从而有助于试剂的均匀扩散。吐温 20 对细胞脂质操作温和的作用，能保持细胞表面抗原的完整性并有助于细胞内蛋白质的染色。
Legal Information
TWEEN is a registered trademark of Croda International PLC
存储类别
10 - Combustible liquids
wgk
WGK 1
flash_point_f
527.0 °F - Pensky-Martens closed cup
flash_point_c
275 °C - Pensky-Martens closed cup
ppe
Eyeshields, Gloves
Permeability of Biological Membranes (2016)
PAHs soil decontamination in two steps: Desorption and electrochemical treatment
M. Teresa Alcantara
Journal of Hazardous Materials (2009)
Production and extraction of an extracellular lipase from the entomopathogenic fungus Metarhizium anisopliae
Walter Orlando Beys Silva
Process. Biochem. (2005)
Immunohistochemistry: Basics and Methods (2010)
Anna V Miller et al.
Molecular and cellular biology, 28(12), 4142-4151 (2008-04-23)
Transforming growth factor beta (TGFbeta) plays a dual role in oncogenesis, acting as both a tumor suppressor and a tumor promoter. These disparate processes of suppression and promotion are mediated primarily by Smad and non-Smad signaling, respectively. A central issue
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