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CAS No:9005-64-5
Other Names:Polysorbate 20
MF:C26H50O10
EINECS No:500-018-3; 618-421-9
Acid value:≤2
Water content:≤2.5
Saponification number:40~50
Synonyms:Polisorbate 20- PS 20; Tween 20 (Trademark of ICI America, Inc.); Tween 20 Tween 20 1LT; Twain 20;TWEEN(R) 20 Vetec(TM) reagent grade, 40%; ACRYL/BIS 37.5:1 PREMIXED PWD ULTRA PURE; TWEEN 20 ELECTROPHORESIS GRADE
What is of Polysorbate 20 with cas 9005-64-5?
Tween 20, whose common commercial names includes Alkest TW 20 and Polysorbate 20, is a mild nonionic surfactant formed by the ethoxylation of sorbitan before the addition of lauric acid which is a medium-chain fatty acid found mainly in coconut oil. It is allowed to be used as the emulsifier, detergent, dispersant, solvent and stabilizer, etc. in a number of fields such as pharmaceutical, chemical, food, textile and other industries due to its stability and relative non-toxicity.
Specification
|
Item
|
Specifications
|
Results
|
|
Appearance at 25 °C
|
Amber viscous grease
|
Amber viscous grease
|
|
Hydroxyl number mgKOH/g
|
90~110
|
96.6
|
|
Saponification numbermgKOH/g
|
40~50
|
44.3
|
|
Water % m/m
|
≤2.5
|
1.38
|
|
Acid value mgKOH/g
|
≤2
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0.86
|
|
Conclusion
|
The results conforms with enterprise standards
|
Application
polysorbate 20 is a solubilizer, emulsifier, viscosity modifier, and stabilizer of essential oils in water.
Packing
200kgs/drum, 16tons/20’container
