Merck
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93774

Sigma-Aldrich

Polyoxyethylene (20) sorbitan monolaurate solution

ampule, ~10% in H2O

Synonym(s):
Polyethylene glycol sorbitan monolaurate solution, Polyoxyethylenesorbitan monolaurate
CAS Number:
MDL number:
NACRES:
NA.21

Quality Level

description

non-ionic

form

liquid

quality

ampule

concentration

~10% in H2O

impurities

≤150 μM sulfhydryl oxidizing substances (carbonyls, peroxides)

refractive index

n20/D 1.347

density

1.01 g/mL at 20 °C

cation traces

Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤50 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤500 mg/kg
Mg: ≤50 mg/kg
Mn: ≤5 mg/kg
Na: ≤500 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

application(s)

sample preservation

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

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Application

Polyoxyethylene (20) sorbitan monolaurate solution has been used in phospho-buffered saline (PBS) solution for washing tissues.

Packaging

6 × 10 mL vials

Legal Information

TWEEN is a registered trademark of Croda International PLC

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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