Tween-20, Polysorbate 20 Emulsifier
Properties:
Tween 20 is a polysorbate and non-ionic surfactant which is sold under the heritage brand of Tween. The emulsifier is named after the number of repeat units of polyethylene glycol in the molecule.
Polysorbate 20 (common commercial brand names include Scattics, Alkest TW 20 and Tween 20) is a polysorbate-type nonionic surfactant formed by the ethoxylation of sorbitan before the addition of lauric acid. Its stability and relative nontoxicity allows it to be used as a detergent and emulsifier in a number of domestic, scientific, and pharmacological applications.
Tween-20 is also called Polysorbate 20. This Emulsifier is an amber oily liquid. It is soluble in water, methanol, ethanol, isopropanol, propylene glycol, ethylene glycol, cottonseed oil, etc. HLB value is 16.7.
CAS No.:
9005-64-5
Molecular Formula:
C58H113O26
Structure Formula:
Specifications:
| Item | Index |
|---|---|
| Appearance | Amber oily liquid |
| Acid value | 2mgKOH/g Max. |
| Saponification value | 40-55mgKOH/g |
| Hydroxyl value | 90-110mgKOH/g |
| Water | 3.0% Max. |
Uses:
Polysorbate-20 has many applications. Such as food applications, biotechnical applications, pharmaceutical applications, industrial and domestic applications.
Tween-20 is an oil-in-water emulsifier. Polysorbate-20 can be used as a solvent, diffusant, stabilizer, lubricant, and anti-static agent, etc.
Packing:
In 200kg iron drum/plastic drum.
Handle with care, Tween-20 should be stored in a cool, dry, and draughty place. Shelf life is 2years. Tween-20 can still be used if qualified after re-check.
Synonyms:
Emulsifier T-20, Polyoxyethylene 20 Sorbitan Monolaurate
Note:
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You can find the difference between this product and Tween-80 — What Is the Difference between Tween-20 and Tween-80?