IRO Surfactant ยป Span-20

Span-20

CAS No.

1338-39-2

Molecular Formula

C18H34O6

Molecular Weight

346.46

Structure Formula

Property

Span-20 is amber to brown oily liquid. non-toxic and odorless. Span-20 is slightly soluble in isopropanol, tetracarp, xylene, cotton seed oil, and mineral oil, slightly soluble in liquid paraffin and insoluble in water, HLB is 8.6.

Specifications

ItemIndex
AppearanceAmber to brown oily liquid
Acid value8mgKOH/g Max.
Saponification value158-170mgKOH/g
Hydroxyl value330-358mgKOH/g
Water1.5% Max.

Use

Span-20 is mainly used in medicine, cosmetics, textiles, etc. As water/oil type emulsifier, wetting agent, and lubricant.

Packing and Storage

200kg iron drum/plastic drum.

Handle with care. Span-20 should be stored in a cool, dry, and draughty place. Shelf life is 2 years. Then, Span-20 can still be used if qualified after re-check.

Keywords

Span-20, sorbitan laurate, emulsifier S-20