Span 40
Language: English | Type: Data Sheet | Size: 306kb
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Span 40 is a biodegradable surfactant based on a natural fatty acid (palmatic acid) & sugar alcohol sorbitol. This sorbitan ester is highly effective at forming oil in water emulsions, particularly when used with its polyethoxylated derivative, Tween 40.
Sorbitan ester
Property | Units | Value |
---|---|---|
Acid value | mgKOH/g | 5.75 |
Saponification value | mgKOH/g | 147.5 |
Hydroxyl value | mgKOH/g | 290 |
Atlas set point | ||
Classification | ||
Colour | ||
Form | Powder | |
HLB value | 6.7 | |
Rel.density | at 25°C | |
Water | %m/m | 0.75 |
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