Merck
All Photos(2)

P3190

Sigma-Aldrich

TWEEN® 65

Synonym(s):
Polyoxyethylenesorbitan Tristearate
CAS Number:
MDL number:
NACRES:
NA.25

description

non-ionic

Quality Level

Assay

≥35% palmitic acid basis (GC)

form

solid

composition

Stearic acid, ≥40% (balance primarily palmitic acid)

technique(s)

DNA extraction: suitable
RNA extraction: suitable
cell culture | mammalian: suitable
protein purification: suitable

Looking for similar products? Visit Product Comparison Guide

Compare Similar Items

View Full Comparison

1 of 4

This Item
P6585P6224P6349
TWEEN® 65

Sigma-Aldrich

P3190

TWEEN® 65

TWEEN® 20 Low-peroxide; Low-carbonyls

Sigma-Aldrich

P6585

TWEEN® 20

TWEEN® 80 from non-animal source

Sigma-Aldrich

P6224

TWEEN® 80

TWEEN® 80 viscous liquid, Low-peroxide

Sigma-Aldrich

P6349

TWEEN® 80

description

non-ionic

description

non-ionic

description

non-ionic

description

non-ionic

assay

≥35% palmitic acid basis (GC)

assay

-

assay

≥70.0% (GC)

assay

-

form

solid

form

viscous liquid

form

viscous liquid

form

viscous liquid

technique(s)

DNA extraction: suitable, RNA extraction: suitable, cell culture | mammalian: suitable, protein purification: suitable

technique(s)

-

technique(s)

-

technique(s)

-

Quality Level

300

Quality Level

200

Quality Level

300

Quality Level

300

composition

Stearic acid, ≥40% (balance primarily palmitic acid)

composition

-

composition

Oleic acid, ≥70% (balance primarily linoleic, palmitic, and stearic acids)

composition

Oleic acid, ~70% (balance primarily linoleic, palmitic, and stearic acids)

General description

TWEEN 65 is a fatty acid polyoxyethylene ester of sorbitan.

Application

TWEEN 65 has been used in a study as a carbon source for the reductive dechlorination of hexachlorobenzene in a mixed, methanogenic culture. It has also been used in a study to investigate its ability to stimulate growth of the hypocotyl of Amaranthus caudatus L.

Legal Information

TWEEN is a registered trademark of Croda International PLC

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

300.2 °F - closed cup

Flash Point(C)

149.00 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves


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.

FSL

Flammable liquids
Type 3 petroleums
Hazardous rank III
Water insoluble liquid

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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