Polysorbate 40
Polysorbate 40, also known as polyoxyethylene sorbitan monopalmitate, consists of sorbitol, ethylene oxide, and palmitic acid. It has a molecular formula of C62H122O26. At room temperature, it is in the form of a yellow to orange viscous liquid or pastes at room temperature. Polyoxyethylene 20 sorbitan monopalmitateis an O/W emulsifier with an HLB value of 15.6. It is soluble in water, ethanol, ethyl acetate, and toluene.
CAS NO.: 9005-66-7
E NO.: E434
MOLECULAR FORMULA: C62H122O26
MOLECULAR WEIGHT: 1284.60
According to GB29222-2012, other parameters are available upon request.
|
Parameters |
Unit |
Standard value |
|
Acid value |
mg KOH/g |
≤2.0 |
|
Saponification value |
mg KOH/g |
41~52 |
|
Hydroxyl value |
mg KOH/g |
90~107 |
|
Moisture |
w/% |
≤3.0 |
|
Residue on ignition |
w/% |
≤0.25 |
|
Pb |
mg/kg |
≤2 |
|
Oxyethylene |
w/% |
Advantages ofpolysorbat 40
Polysorbate 40 has numerous applications including, acting as an emulsifier, wetting agent, foaming agents, lubricant, solubilizer, antistatic agent, dispersant and chemical intermediate
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