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Sorbitan Tristearate
Product Details
Category
Emulsifier; Defoaming Agents; Stabilizer
Molecular Formula
C60H114O8
Molecular Weight
963.54
Grade
Pharmceutical Excipients
UNII
6LUM696811
Chemical Name
Sorbitan tri-octadecanoate
CAS Number
26658-19-5
Synonyms
Alkamuls STS; Crill 35; Crill 41; Drewsorb 65K; E492; Famodan TS Kosher; Glycomul TS KFG; Hodag STS; Lamesorb STS; Liposorb TS; Liposorb TS-K; Montane 65; Protachem STS; Proteo-sorb STS; orbester P38; Span 65; Span 65K
Stability and Storage Conditions
Gradually saponification under strong acid or base conditions; Stable in a weak acid or base. Store in an airtight container in a cool and dry place.
Source and Preparation
It is formed from sorbitol dehydrated to sorbitol anhydride and esterified with excess stearic acid.
Applications
This product is used in medicine, cosmetics, textile, paint, explosives industry as emulsifier, but also as textile oil agent, oil deep well weighted mud as emulsifier, paint industry as dispersant, oil products as a cosolvent and rust prevention agent. W/O food emulsifier, used alone or in combination with Tween-60, Tween-80 and Tween-65 ~ Chinese regulations can be used for cream, hydrogenated vegetable oil, instant coffee and dry yeast, the maximum dosage is 10.0g/kg; The maximum usage in beverage turbidity agent is 0.05g/kg.
Safety
Sorbitan ester is widely used in cosmetics, food, oral and local pharmaceutical preparations, generally considered non-toxic and non-irritating. However, there have been occasional reports of allergic reactions to local agents containing sorbitan ester. When heated to decomposition temperature, sorbitan ester releases irritating smoke. LD50: Rats oral greater than 10g/kg(bw) ADI: 0-25mg /kg
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