SORBITAN PALMITATE(Span 40)

Span 40, also known as sorbitan palmitate, is a pale yellow granular solid at room temperature. When above the melting point, it is soluble in ethanol, ethyl acetate, toluene and petroleum ether, insoluble in cold water, and can be dispersed in hot water to form an emulsion solution. It belongs to W/O type emulsifiers.

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Description

Technical Parameters

✅ SORBITAN PALMITATE - Product Overview
Description:

SORBITAN PALMITATE is used as a dispersant for printing inks, a dispersant for emulsifying various oils, an emulsifying stabilizer in emulsion polymerization, an effective additive for water-resistant compounds in textiles, and an emulsifier for oil fields..

CAS No.: 26266-57-9
Chemical Name: SORBITAN PALMITATE, Span 40
Molecular Formula: C22H42O6
Appearance: Light yellow to yellow particles or block solid
Shelf Life: 12 months

✅ Applications
Cosmetic:Polymeric emulsifying and dispersing agent

Food: Polymeric emulsifying and dispersing agent

Industry:Printing inks, oil emulsification, textile waterproof coating additives

✅ Specification (Typical Grade)

Appearance:Light yellow to yellow particles or block solid

Saponification Value: 140.0-150.0 (mgKOH/g)

Hydroxyl Value: 270.0-305.0 (mgKOH/g)

Acid Value: ≤7.00 (mgKOH/g)

Water Content: ≤1.50%

Ignition Residue: ≤0.50w%

Fatty Acid: 63.0-71.0 w%

Polyhydric Alcohols: 33.0-38.0w%