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Brand Name : CARDLO
Model Number : Span 20, 60, 80
Certification : FDA, HALAL, ISO, KOSHER
Place of Origin : CHINA
MOQ : 1 Ton
Price : USD 1,850--2,000/ton FOB Port Guangzhou, China
Payment Terms : L/C, T/T
Supply Ability : 2,000 Tons Per Month
Delivery Time : Within 2 Weeks Upon Receiving L/C or Full Pre-Payment
Packaging Details : 25 Kg/Bag; Palleted 13 Tons/20' FCL; Un-palleted 16 Tons/20' FCL; (Un-)Palleted 26 Tons/40' FCL
Appearance : Yellowish Wax
Application : Food Emulsifiers, Stabilizers, Improvers
Key Word : Span, E491
Acid Value (mg KOH/g) : 7--10
Saponification Value (mg KOH/g) : 145--170
CAS No. : 1338-43-8
EINECS No. : 215-664-9
Packing : 25 Kg/Bag; Palleted 13 Tons/20' FCL; Un-palleted 16 Tons/20' FCL; (Un-)Palleted 26 Tons/40' FCL
Shelf-life : 12 Months
Sample : Available Upon Request
Sorbitan Fatty Acid Esters - Span/E491
- Yellowish Wax - Bakery Emulsifier
Sorbitan Fatty Acid Esters (Span 20, 60, 80)
Spans are used in the manufacture of food and healthcare products as non-ionic surfactant with emulsifying, dispersing and wetting properties.
Spans are also employed to create synthetic fibers, metal machining fluid, and brighteners in the leather industry, and as an emulsifier in coatings, pesticides, and various applications in the plastics, food and cosmetics industries.
Spans can be applied in flour products, dry yeast, margarine, shortening, confectionery, chocolate, coffee whitener and other food processing.
| Index | Sorbitan monolaurate (Span 20) | Sorbitan monopalmitate (Span 40) | Sorbitan monostearate (Span 60) | Sorbitan monooleate (Span 80) |
| Appearance (20°C) | Amber sticky liquid | Light yellow wax | Light yellow wax soild | Amber to brown sticky oily liquid |
| Acid value (mg KOH/g) ≤ | 7 | 7 | 10 | 8 |
| Saponification value (mg KOH/g) | 155~170 | 140~155 | 147~157 | 145~160 |
| Hydroxyl value (mg KOH/g) | 330~360 | 270~305 | 235~260 | 193~210 |
| Residue on ignition (w/%) ≤ | 0.5 | 0.5 | 0.5 | 0.5 |
| Water (w/%) ≤ | 1.5 | 1.5 | 1.5 | 2.0 |
| Pb (mg/kg) ≤ | 2 | 2 | 2 | 2 |
| As ( mg/kg) ≤ | 3 | 3 | 3 | 3 |





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1338-43-8 Bakery Emulsifiers Sorbitan Fatty Acid Esters E491 Span 20 60 80 Yellowish Wax Images |