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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 monopalmitate is 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

Technical Information of Polysorbate 40
According to GB29222-2012, other parameters are available upon request.
ParametersUnitStandard value
Acid valuemg KOH/g≤2.0
Saponification valuemg KOH/g41~52
Hydroxyl valuemg KOH/g90~107
Moisturew/%≤3.0
Residue on ignitionw/%≤0.25
Pbmg/kg≤2
Oxyethylenew/%66.0~70.5

Advantages of Polysorbate 40
Polysorbate 40 has numerous applications including, acting as an emulsifier, wetting agent, foaming agents, lubricant, solubilizer, antistatic agent, dispersant and chemical intermediate.
Can be used in food, cosmetic, pharmaceutical and industry.

If you want to know more details of polyoxyethylene 20 sorbitan monopalmitate and polysorbate 90, please visit our website.

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