CAS: 9004-99-3
Molecular Formula: (C2H4O)nC18H36O2
Molecular Weight: 622.91
EINECS: 618-405-1
HS Code: 3907200000
Synonyms: s1004; s1012; s1054; s1116; s541; slovasolmks16; soromin-sg; stabilisantdelta-118
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CAS: 9004-99-3
Molecular Formula: (C2H4O)nC18H36O2
Molecular Weight: 622.91
EINECS: 618-405-1
HS Code: 3907200000
Synonyms: s1004; s1012; s1054; s1116; s541; slovasolmks16; soromin-sg; stabilisantdelta-118
Polyoxyethylene stearate CAS 9004-99-3 is a mixture of mono- and diesters of stearic acid with polyoxyethylene diols (typically with varying ethylene oxide units, e.g., 8, 40, or others), approved as a food additive (INS 431, ADI 0-25 mg/kg bw as total with related stearates), pharmaceutical excipient (e.g., NF/USP Polyoxyl 40 Stearate), and cosmetic ingredient, serving mainly as a safe, versatile non-ionic surfactant in regulated products.
| Item | Value |
| Appearance | White to Almost white powder to lump |
| Melting Point | 47 °C |
| Fp | 39 °C |
| Storage Condition | 2-8°C |
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Our R&D laboratory, staffed by experienced chemists and engineers, drives continuous innovation— developing high-performance chemical solutions tailored to diverse industries. From raw material analysis to final product inspection, we maintain full traceability and consistency.

Founded in 2020, Mikem Chemical Group Co., Ltd. is a trusted global partner in the chemical supply chain, offering a wide range of inorganic and organic compounds, cleaning agents, pigments, additives, and APIs. With over 300 employees and a 20,000 m² facility integrating production, R&D, testing, and storage, Mikem delivers reliable products and tailored solutions that create lasting value for customers worldwide.

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At Mikem, our advanced factory and laboratory form the foundation of our chemical production excellence. Equipped with modern manufacturing lines and precision testing instruments, we ensure every product meets strict international standards for quality, safety, and performance.
Our R&D laboratory, staffed by experienced chemists and engineers, drives continuous innovation— developing high-performance chemical solutions tailored to diverse industries. From raw material analysis to final product inspection, we maintain full traceability and consistency.
