Skip to Content
Merck
CN

Key Documents

View All Documentation

STS0203

ECO TWEEN® 65

Sustainability features

Synonym(s):

TWEEN® 65, Polyoxyethylenesorbitan Tristearate

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

CAS Number:
9005-71-4
UNSPSC Code:
12161900
NACRES:
NA.28
MDL number:
MFCD00165348
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

description

non-ionic

Quality Segment

form

liquid (may appear solid at room temperature )

composition

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

sustainability

Sustainability features

HLB

10.5

greener alternative category

General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Green Chemistry. This product is a biobased surfactant and is aligned with the 7th principle of Green Chemistry "Use of Renewable Feedstocks" and the 10th principle "Design for Degradation".

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.

Features and Benefits

  • 100 % Renewable
  • 100 % Bio-based
  • Certified to the USDA BioPreferred Program
  • Lower carbon footprint than petrochemical-based versions

Legal Information

TWEEN is a registered trademark of Croda International PLC

Storage Class

10 - Combustible liquids

WGK

WGK 1

Flash Point (°F)

300.2 °F - closed cup

Flash Point (°C)

149.00 °C - closed cup

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library