Tween 21
Language: English | Type: Data Sheet | Size: 305kb
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Tween 21 is an ethoxylated sorbitan ester based on a natural fatty acid (lauric acid). This ethoxylate is highly effective at forming oil in water emulsions, particularly when used in combination with its non-ethoxylated precursor, Span 20.
Ethoxylated sorbitan ester
Property | Units | Value |
---|---|---|
Acid value | mgKOH/g | 1.5 |
Saponification value | mgKOH/g | 107.5 |
Hydroxyl value | mgKOH/g | 240 |
Colour | Gardner | 3.5 |
Form | Oily liquid | |
HLB value | 13.3 | |
Water | %m/m | 1.5 |
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