Span 40

Span 40 Appearance

Span 40 Quick Details

Chemical Name: Span 40

CAS No.: 26266-57-9

Chemical structure: Span 40

MF: C22H42O6

EINECS: 247-568-8

Synonyms: Sorbitan monopalnitate; Span #40 (=Sorbitan monopalmitate); ARLACEL 40; SORBITAN PALMITATE; SORBITAN MONOPALMITATE; Sorbitan Monopalmitate (Span-40); SORBITANE MONOPALMITATE; SPAN(TM) 40

Appearance:Milky white flake

Span 40 Typical Properties

Acid Value 8.0KOH mg/g Max
Saponification value 140-150KOH mg/g
Hydroxyl value 255-290KOH mg/g
Moisture 1.5%Max
HLB Value 6.7 


Span 40

This product is used as:

  1. a dispersing agent for printing inks;
  2. Various oil emulsified dispersing agents;
  3. As an emulsion stabilizer in emulsion polymerization;
  4. Effective additives for textile water-resistant composites;
  5. Emulsifiers for oil fields;
  6. Near-well zone treatment agent.

Span 40 Packaging and Shipping 


Span 40 Storage

This product should be stored in a cool, ventilated, dry place to avoid sun and rain.