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Tween 80 (=Polyoxyethylene Sorbitan Monooleate) [for Biochemical Research]
(CAS RN:9005-65-6 Product Number:T2533)


Tween 80
Synonym Polyoxyethylene Sorbitan Monooleate

General Information

Product Number T2533

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Purity/Analysis Method
Storage Temperature
M.F. / M.W.
CAS RN 9005-65-6
Related CAS RN
MDL Number MFCD00082107
  • Product Details
  • Safety & Regulations
  • Reference & Application


Appearance Light orange to Yellow to Green clear liquid
Water max. 4.0 %
Acid Value max. 2.0
Saponification Value 45.0 to 55.0
Suitability for protein-analysis to pass test

Data of Reference

flp 295°C(lit.)


PubChem SID 87560419
Merck Index(14) 7582
RTECS# WG2932500


Signal Word Warning
Hazard Statements
  • H320
  • :Causes eye irritation.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P305+P351+P338+P337+P313
  • :If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.

Transport Information

HS Number 2932.99.9090


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