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Top 3 Methyl Tin Stabilizer Manufacturer in China
Professional Methyl Tin Heat Stabilizer Manufacturer & Solution Provider
20 years of dedication to non-toxic PVC heat stabilizers. Annual capacity of 7,500 tons, ROHS certified, serving medical packaging, food packaging, construction, toys and more.
★ FLAGSHIP PRODUCT XY-728
(CH₃)₂Sn(SCH₂COOC₈H₁₇-i)₂
Tin Content ≥ 19%
Color (Pt-Co) ≤ 50
Appearance: Clear Liquid
Certification: ROHS ✓
20+
Years of Expertise
7,500 t
Methyl Tin Annual Capacity
TOP 3
National Industry Ranking
2,000 t
Mercapto Antimony Capacity
PRODUCT CATEGORIES
Product Center
Three product lines covering the full PVC processing workflow, with custom formulation development available.
⚗️ Methyl Tin Stabilizers
High-efficiency, transparent, non-toxic stabilizers for sheets, pipes, films, and food/medical packaging.
🧪 PVC Lubricants
Internal and external lubricant series to improve processing rheology and surface finish of PVC products.
🔬 Mercapto Antimony Stabilizers
Cost-effective antimony-based stabilizers for rigid PVC processing applications.
FEATURED PRODUCTS
Flagship Products
Core products proven by the market, delivering stable value to our customers.
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NT-201 New Organic Antimony Stabilizer
Next-generation organic antimony stabilizer. Yellowish or white paste form.
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XT-188 Methyl Tin Stabilizer
Exclusive process, excellent lubricity and transparency. Specially developed for PVC heat shrink film and rigid/semi-rigid color film.
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XY-718 Methyl Tin Stabilizer
Premium mercapto methyl tin with excellent transparency and thermal stability for PVC sheets, shrink film, hoses and granules.
20+
Years of Focus on PVC Heat Stabilizers
Zouping Factory · Yiyuan Factory
Qingdao Office & R&D Center
ABOUT UNISTARS
Quality for Survival, Innovation for Growth
Unistars Plastics Additives (Zouping) Co., Ltd. develops and manufactures non-toxic PVC heat stabilizers, combining deep technical expertise with advanced production technology.
- Customized solutions for your application
- ROHS certified quality control
- 7,500 t methyl tin annual capacity
- Responsive nationwide sales and service team
ROHS
EU Environmental Certified
ISO
Quality Management
FDA
Food Contact Grade
SGS
Third-Party Testing
REACH
EU Registered
NEWS & INSIGHTS
Latest News
Stay updated on Unistars news and industry insights.
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Global Methyl Tin Stabilizer Market Projected to Reach $1.35 Billion by 2034
The global methyl tin stabilizer market recorded $906M in 2025 and is forecast to grow at 5.5% CAGR, driven by rigid PVC demand.
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Unistars Showcases XY-728 and XT-188 Stabilizers at International PVC Industry Conference
Unistars presented its latest methyl tin stabilizer solutions, including XY-728 and XT-188, to global PVC processors.
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FDA Updates 21 CFR 178.2650: Organotin Stabilizer Regulations for PVC
The FDA recently updated food-contact regulations for organotin stabilizers in vinyl chloride plastics, reinforcing compliance requirements.