Skip to Content
Merck
CN

Key Documents

View All Documentation

9480-OP

Polysorbate 20

OmniPur®

Synonym(s):

TWEEN® 20, Polyoxyethylene Sorbitan Monolaurate, TWEEN 20, Polyethylene glycol sorbitan monolaurate, Polyoxyethylenesorbitan monolaurate

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

CAS Number:
9005-64-5
UNSPSC Code:
12161902
NACRES:
NA.28
MDL number:
MFCD00165986
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

OmniPur®Polyoxyethylene (20) Sorbitan Monolaurate,

form

viscous liquid

Quality Level

100

mol wt

~1228

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

color

lightdark yellow

refractive index

n20/D 1.468 (lit.)

density

1.095 g/mL at 25 °C (lit.)

shipped in

ambient

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

General description

Non-ionic detergent suited for solubilization of membrane proteins, enzymology, analytical, and diagnostic work, as well as chromatography and electrophoresis. Molecular Biology Grade.

DNAse: none detected
Heavy metals (as Pb): ≤0.001%
Hydroxyl number: 96-108
Residue after ignition: ≤0.25%
Moisture (H2O): ≤3.0%
Protease: none detected
RNAse: none detected





Intended for laboratory and manufacturing use only. Not for drug, food, or household use.

Application

Non-ionic detergent

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
OMNIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
TWEEN is a registered trademark of Croda International PLC

Disclaimer

Toxicity: Irritant (B)

Still not finding the right product?

Explore all of our products under OmniPur®Polyoxyethylene (20) Sorbitan Monolaurate

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

Regulatory Information

监管及禁止进口产品

This item has

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.

Visit the Document Library

Global Trade Item Number

SKUGTIN
9485-4L04055977229301