Zinc stearate
Zinc stearate produces and manufactuer in china
- Appearance: Fine, white powder
- Molecular Weight: 632.33 g/mol
- HS Code: 29157090
Origin: China
- Description
- Inquiry
Zinc Stearate
Zinc Stearate is a fine, white powder made by combining zinc with stearic acid. It is one of the most important zinc soaps, known for its water-repellent properties and its ability to act as a release agent, stabilizer, and lubricant. Widely used in plastics, cosmetics, and other industries, Zinc Stearate is a key ingredient due to its non-toxic nature and versatility.
As one of the leading zinc stearate manufacturers and zinc stearate suppliers, we at Guangzhou KosNature Co., Ltd. provide high-quality Zinc Stearate that meets stringent industry standards.
Specifications
- Appearance: Fine, white powder
- Molecular Weight: 632.33 g/mol
- HS Code: 29157090
Medicinal Grade materials
Molecular formula: Zn［CH3(CH2)16COO］2
CAS NO.: 557-05-1
Chemical structural formula:
Main uses
widely used in pharmaceutical field
Quality standard
| Testing item | Testing standard | |
| Specification | USP35-NF30 | BP2013 |
| identification | meet the specification | meet the specification |
| solubility | / | meet the specification |
| PH value | / | meet the specification |
| acid value | / | 195-210 |
| chloride, ppm | / | ≤250 |
| sulfate, % | / | ≤0.6 |
| arsenic, ppm | ≤1.5 | / |
| cadmium, ppm | / | ≤5 |
| lead, ppm | / | ≤25 |
| heavy metal, ppm | ≤10 | / |
| alkaline earth, % | ≤1.0 | / |
| content(in zinc oxide), % | 12.5-14.0 | / |
| content(in zinc), % | / | 10.0-12.0 |
Nontoxic plastic additive series
Product name: Zinc stearate
English name: Zinc stearate
Molecular formula: [CH3(CH2)16COO]2Zn
Properties: white powder, insoluble in water; soluble in hot ethyl alcohol, turpentine, benzene and other organic solvent
Quality standard: HG/T 3667-2012
| Testing item | Testing requirement |
| appearance | white fine powder |
| 锌 content, % | 10.3~11.3 |
| free acid, % | ≤0.8 |
| loss on drying, % | ≤1.0 |
| melting point, ℃ | 120±5 |
| *fineness, % | 325 mesh ≥99.0% |
Product Benefits
- Excellent lubricating and anti-caking properties
- Non-toxic and widely applicable in food, pharmaceutical, and cosmetic industries
- Water-repellent, enhancing product durability
- Effective mold release agent in plastic and rubber processing
Packaging and Storage
Available in 25 kg bags or as per custom requirements. Store in a cool, dry area, away from moisture and direct sunlight to maintain product quality.
FAQs
- What is the primary use of Zinc Stearate in plastics?
Zinc Stearate acts as a lubricant and release agent, improving the surface finish and processing of plastics. - Is Zinc Stearate safe for use in cosmetics?
Yes, Zinc Stearate is commonly used in cosmetics as a binding agent, providing a smooth texture and preventing caking. - What is the HS Code for Zinc Stearate?
The HS Code for Zinc Stearate is 29157090.
For more informations , pls feel free to contact our team by email : sales@kosnature.com