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Merck
모든 사진(2)

Key Documents

P6585

Sigma-Aldrich

TWEEN® 20

Low-peroxide; Low-carbonyls

동의어(들):

Polyethylene glycol sorbitan monolaurate, Polyoxyethylenesorbitan monolaurate

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About This Item

CAS Number:
MDL number:
UNSPSC 코드:
12161900
NACRES:
NA.21

Quality Level

설명

non-ionic

형태

viscous liquid

분자량

~1228

포함

BHT as antioxidant

불순물

≤0.5 μmol/g Peroxides
≤1.0 μmol/g Carbonyls
≤3.0% water

refractive index

n20/D 1.468 (lit.)

CMC

0.06 mM (20-25°C)

전이 온도

cloud point 76 °C

density

1.095 g/mL at 25 °C (lit.)
1.1 g/cm3 at 25 °C (lit.)

HLB

16.7

저장 온도

2-8°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

유사한 제품을 찾으십니까? 방문 제품 비교 안내

일반 설명

Tween®20 is a polyoxyethylene sorbitol ester that belongs to the polysorbate family. It is a nonionic detergent having a molecular weight of 1,225 daltons, assuming 20 ethylene oxide units, 1 sorbitol, and 1 lauric acid as the primary fatty acid. The ethylene oxide subunits are responsible for the hydrophilic nature of the surfactant, while the hydrocarbon chains provide the hydrophobic environment. Sorbitol forms the backbone ring to which the ethylene oxide polymers are attached.

애플리케이션

Tween 20 has been used along with PBS to wash plates in ELISA technique.
Non-ionic detergent

제조 메모

Purified to remove peroxides and aldehydes

법적 정보

TWEEN is a registered trademark of Croda International PLC

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point (°F)

527.0 °F - Pensky-Martens closed cup

Flash Point (°C)

275 °C - Pensky-Martens closed cup

개인 보호 장비

Eyeshields, Gloves


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