8.22184
TWEEN® 20
for synthesis
Synonym(s):
Montanox 20, Polyoxyethylene (20) sorbitan monolaurate, Polysorbate 20, Polyethylene glycol sorbitan monolaurate, Polyoxyethylenesorbitan monolaurate
About This Item
Recommended Products
vapor pressure
<1.4 hPa ( 20 °C)
Quality Level
form
liquid
potency
38900 mg/kg LD50, oral (Rat)
mol wt
~1228
refractive index
n20/D 1.468 (lit.)
pH
6-8 (20 °C, 50 g/L in H2O)
transition temp
flash point 275 °C
density
1.095 g/mL at 25 °C (lit.)
storage temp.
2-30°C
SMILES string
CCCCCCCCCCCC(=O)OCCOCC(C1C(C(CO1)OCCO)OCCO)OCCO
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
InChI key
HMFKFHLTUCJZJO-UHFFFAOYSA-N
Looking for similar products? Visit Product Comparison Guide
General description
- aliphatic ester chains that hinder biomolecules from nonspecific interactions
- aliphatic chain that can be non-covalently adsorbed on a hydrophobic surface
- hydrophilic terminal hydroxyl groups, which can be chemically modified for potential applications.
Application
Tween®-20 can also be used as an emulsifying, solubilizing, and wetting agent in a variety of liquid formulations.
Analysis Note
Hydroxyl value: 96 - 108
Saponification value: 40 - 50
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.
Legal Information
Storage Class Code
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
Regulatory Listings
Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.
JAN Code
8221842501:
IN2RCMT822184:
8221842521:
8221842500:
8221840500:
8221849999:
8221840000:
8221840521:
8221849027:
8221841000:
8221840501:
8221840050:
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.
Customers Also Viewed
Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.
Contact Technical Service