9480-OP

TWEEN^® 20

• Synonym(s): Polyoxyethylene Sorbitan Monolaurate, Polyethylene glycol sorbitan monolaurate, Polyoxyethylenesorbitan monolaurate
• CAS Number: 9005-64-5
• MDL number: MFCD00165986

Properties

• 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
• 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

Description

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.

Packaging

4 L

1 l in Plastic bottle

Application

Non-ionic detergent

Warning

Toxicity: Irritant (B)

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

TWEEN is a registered trademark of Croda International PLC

Safety 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