Sorbitan Monooleate (SPAN 80)

Product Name: Sorbitan Monooleate (SPAN 80)
Grade: Extrapure / Laboratory Reagent
Volume: 500 mL
Brand Reference: LobaChemie Standard Equivalent
Chemical Identity
CAS Number: 1338-41-6
Molecular Formula: C₂₄H₄₄O₆
Molecular Weight: 428.62 g/mol
Chemical Class: Non-ionic surfactant (sorbitan ester)
HLB Value: ~4.3 (lipophilic emulsifier)

Description
Amber to light brown viscous liquid. Sorbitan Monooleate (SPAN 80) is a widely used low-HLB emulsifier suitable for stabilizing water-in-oil (W/O) emulsions. It exhibits excellent compatibility with oils, hydrocarbons, and organic solvents.

Applications
Emulsifier in pharmaceuticals and cosmetics
Stabilizer in food and agrochemical formulations
Dispersing agent in coatings and resins
Used in creams, ointments, and lotions (W/O systems)
Lubricant and anti-static agent in industrial processes

Specifications (Typical)
Appearance: Amber viscous liquid
Acid Value: ≤ 8
Saponification Value: 145 – 160
Hydroxyl Value: 190 – 210
Moisture: ≤ 1.5%

Handling & Storage
Store in tightly closed container
Keep in a cool, dry, well-ventilated area
Protect from moisture and direct sunlight
Avoid contact with strong oxidizing agents

Hazard Information
Generally low toxicity but may cause irritation
Avoid inhalation and prolonged skin contact
Use appropriate PPE (gloves, goggles)
Not classified as highly hazardous under normal lab use

Packaging
500 mL amber reagent bottle
Leak-proof, tamper-evident cap
Suitable for laboratory and industrial handling
Safety Note
Handle in accordance with standard laboratory safety procedures. Refer to SDS for detailed toxicological and safety data.