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Quick Details

  • Classification: Chemical Auxiliary Agent
  • CAS No.: 557-05-1
  • Other Names: Eighteen acid zinc
  • MF: Zn(C17H35COO)2
  • EINECS No.: 209-151-9
  • Purity: 99.9%
  • Place of Origin: Jiangxi, China (Mainland)
  • Type: one pack pvc stabilizer
  • Usage: Coating Auxiliary Agents, Electronics Chemicals, Leather Auxiliary Agents, Paper Chemicals, Petroleum Additives, Plastic Auxiliary Agents, Rubber Auxiliary Agents, Surfactants, Textile Auxiliary Agents
  • Brand Name: hengjiaxin
  • Model Number: GZ/GZ-0339
  • Appearance: White fine powder
  • Zinc Content %: 10.3-11.3
  • Free Acid(stearic acid) % ≤: 0.5
  • Loss on Drying(moisture) %: 1
  • Melting Point ℃ ≥: 115-125
  • Fineness(through 0.075mm-mesh) % ≥: 99
  • Product Quality: The standard HG/T 3667-2000
  • Sample: 1-2kgs for free
  • Delivery time: 3-5 days after we receive the advance payment
  • Packing: 20Kg per plastic woven bag, with inner PE bag.

Packaging & Delivery

Packaging Details 20Kg per plastic woven bag, with inner PE bag.
Delivery Time 5-7days after payment

Zinc Stearate CAS NO:557-05-1  



zinc stearate  




This series of products is made by Melting Method manufacturing technique with high purity, excellent transparent and heat stability. They are tested and proved by petrochemical industry that the product quality indicator and using effect can reach or superior to similar imported products, for which can be non-toxic heat stabilizer used in plastic raw materials, plastic color masterbatch, ABS, rubber masterbatch processing etc.



Chemical name: Octadecanoic zinc.

Molecular formula: Zn(C17H35COO)2.

Molecular weight : M=631.

Physical and Chemical Properties: white fine powder, soapy, flammable, non-toxic, specific gravity of 1.095, melting point118°C,insoluble in water,alcohol, but soluble in hot organic solvent and acid. It converts to jelly when heating in organic solvent and decompounds into stearate and zinc when meeting strong acid.




Melting point

Water content%

Zn content/%


(based on Hst)/%


Bulk density(g/cm3)

White fine powder





≥99.0% (325 mesh)



Package: 20Kg per plastic woven bag, with inner PE bag.


Storage:In cool and draught place, no exposure to moisture, heat, fire or corrosion, not pile with acid, Bases and corrosion goods..


Shelf time:12 months.


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China (Mainland) | Manufacturer, Trading Company
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