اسپن 80

فرمول شیمیایی

جرم مولکولی

CAS نامبر

کد ایمنی

موارد مورد استفاده

Formula	C24H44O6
Chemical formula	C24H44O6
Molar mass	428.68 g/mol
CAS number	1338-43-8
HS Code	29321900
EC number	215-6645-4
Storage	Store at 15 to 25 ◦C
SDS	available
Odour	fatty acid – like
Form	liquid
Color	yellow
Solubility in water	insoluble in 20 ◦C
Flash point	≥149 ◦C
Boiling point	≥100 ◦C
Vapour pressure	≤ 1.4 hPa
Viscisity dynamical	1000 mPa*s

Description		Conforms
Identification		Conforms
Solubility		Conforms
Saponification value		149 – 160
Hydroxyl value		193 – 209
Water	≤	1.5	%
Residue on ignition	≤	0.5	%
Heavy metals	≤	0.001	%
Acid value	≤	10

🏭⚗️ Synthesis
Produced by esterifying sorbitan with oleic acid under heat and controlled conditions. Final product is primarily sorbitan monooleate, a viscous amber liquid with low HLB (~4.3).
🧪 Applications
Span 80 is a non-ionic surfactant used widely in:
Pharmaceuticals – for niosome and drug delivery systems
Cosmetics – in creams, lotions, and emulsions
Food industry – as emulsifier (E494)
Agriculture – in pesticide formulations
Industrial use – as a lubricant and antifoaming agent
⚠️ Safety
Low toxicity, but may cause mild skin/eye irritation
Avoid inhaling mist or prolonged contact
Biodegradable, but handle with care
Use PPE when handling; store in cool, dry conditions