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Octadecanoic acid

Wilma stearic acid

Product Description立即购买

Wilma stearic acid, also known as octadecanoic acid, is a saturated higher fatty acid. Its molecular formula is C18H36O2, with a molecular weight of 284.48. Pure products are slightly glossy white soft small pieces, while industrial products are white or slightly yellow particles or blocks with a slightly fatty odor. It usually exists in the form of a white waxy solid, insoluble in water, but easily soluble in organic solvents such as ethanol, ether, petroleum ether, etc. It has a wide range of applications in cosmetics, plastics, rubber, textiles, coatings, paints, inks, and other fields, mainly used as emulsifiers, stabilizers, brighteners, lubricants, etc.



Product Summary


Chemical Name and CAS Registry Number

Octadecanoic acid [57-11-4]


Empirical Formula and Molecular Weight

C18H36O2 284.47 (for pure material)



Specification and MSDS


中文名称硬脂酸
英文名称
Stearic Acid
CAS号57-11-4
碘值0.41
熔点55.9℃
酸值 210mgKOH/g
皂化值
210.10mgKOH/g
碳链分布C14      <0.4%
C16      59.6
C18      39.2%


For specific product specifications and MSDS, please contact the product manager



Product Package and Storage


Packaging:25kg bag

Storage Conditions:dry and cool warehouse,pay attention to moisture

Shelf life:2 years(unopened)