655204
TWEEN® 20
Molecular Biology Grade
Synonym(s):
TWEEN® 20, Polysorbate 20, Polyoxyethylene(20)sorbitan Monolaurate, PEG(20)sorbitan monolaurate, Polyethylene glycol sorbitan monolaurate, Polyoxyethylenesorbitan monolaurate
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About This Item
Product Name
TWEEN® 20, Detergent, Molecular Biology Grade, Specific gravity: 1.100-1.110 (20°C).
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
grade
Molecular Biology
description
RTECS - TR7400000
form
liquid
mol wt
~1228
manufacturer/tradename
Calbiochem®
storage condition
OK to freeze
color
pale yellow
refractive index
n20/D 1.468 (lit.)
mp
98.9 °C ( 98.9 °C (210.0 °F))
solubility
water: soluble
density
1.095 g/mL at 25 °C (lit.)
foreign activity
DNases, proteases, RNases, none detected
shipped in
ambient
storage temp.
15-25°C
Quality Level
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Application
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Storage Class
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
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