Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Croda Span 40 Sorbitan Monopalmitate Nonionic Surfactant

Croda Span 40 is a nonionic surfactant from Croda’s Span® series, chemically identified as sorbitan monopalmitate. It functions as an effective emulsifier and stabilizer in oil-in-water systems, widely used in cosmetics, pharmaceuticals, and food applications. Known for its low HLB value (~6.7), it enhances solubilization and viscosity control while maintaining excellent biodegradability and skin compatibility.
  • croda span 40 sorbitan monopalmitate nonionic surfactant_263704d5
  • croda span 40 sorbitan monopalmitate nonionic surfactant_263704d5

Features Of Croda Span 40 Sorbitan Monopalmitate Nonionic Surfactant

  1. Highly effective oil-in-water emulsifier with excellent stability in acidic and low-electrolyte systems.

  2. Low foaming profile, ideal for applications requiring controlled foam generation.

  3. Biodegradable and derived from renewable raw materials (sorbitol and palmitic acid).

  4. Good thermal and hydrolytic stability across a broad pH range (3–8).

  5. Compatible with cationic, anionic, and other nonionic surfactants in complex formulations.

Typical Applications Of Croda Span 40 Sorbitan Monopalmitate Nonionic Surfactant

  1. Emulsification of oils and waxes in skin care creams and lotions.

  2. Stabilization of pesticide concentrates and agricultural adjuvants.

  3. Key emulsifier in food-grade coatings and edible oil dispersions (where regulatory approved).

  4. Component in industrial metalworking fluid emulsions.

  5. Functional additive in pharmaceutical suspensions and topical ointments.

Specifications Of Croda Span 40 Sorbitan Monopalmitate Nonionic Surfactant

Chemical TypeSorbitan ester (nonionic surfactant)
Product FormWaxy solid or semi-solid flakes
AppearanceOff-white to pale yellow, odorless to mild characteristic odor
HLB Value6.7
SolubilityInsoluble in water; soluble in hot ethanol, chloroform, and vegetable oils
Saponification Value145–155 mg KOH/g
Iodine Value≤ 5 g I₂/100 g
Acid Value≤ 10 mg KOH/g


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