Lansurf STO85
Product Category: Nonionics
Sorbitan Trioleate + 20EO (Polysorbate 85)
Lansurf STO85 can be used singularly or in combination with esters such as Lansurf STO. Typical applications include agrochemical formulations, as anti-fogging agents in plastic films, textile fibre lubricants and softener and as secondary emulsifiers in suspension and emulsion polymerisation.
This product is also found to be readily biodegradable and would not expect to persist indefinitely in the environment.
Specification
Appearance @ 25°C
Clear amber liquid free from foreign matter
Saponification value mg.KOH/g
79.0 - 89.0
Acid value mg.KOH/g
1.5 max
Water content %
3 max
Typical Properties
Composition
Sorbitan Tri Oleate Ethoxylate
CAS number
9005-70-3
Moles of EO
20
Solids content %
100
Odour
Characteristic
HLB value
11.0
Viscosity at 25°C (cP)
430
Specific gravity at 20°C
1.02
Solubility in water
Soluble
Pour point °C
<0
Flash point closed cup °C
>150
Wetting draves 0.5g/l
