Building Blocks
for Innovation
Supplying pharmaceutical intermediates, specialty chemicals, advanced materials, and bio-based ingredients globally.
Quality Assurance
Stable processes · full data traceability · rigorous QC release · open to customer audits anytime.
Global Services
Custom manufacturing · contract R&D · purification · quality upgrade · analytical testing.
Reliable Supply
Seasoned technical & production teams · multi-site manufacturing capacity · robust inventory and cold-chain logistics for on-time delivery.
Covering Multiple Product Categories
From pharma key intermediates to electronic-grade raw materials, from functional daily-chemical ingredients to high-performance electronic materials, from small molecules to functional macromolecules — our full product line serves R&D and production needs across pharmaceutical and materials industries.
Flagship Products
Methacrylic Acid 3-Sulfopropyl Ester Potassium Salt
CAS No: 31098-21-2
CAS 31098-21-2 specifications
(1-Cyano-2-ethoxy-2-oxoethylidenaminooxy)dimethylamino-morpholino-carbenium hexafluorophosphate
CAS No: 1075198-30-9
CAS 1075198-30-9 specifications
Why Choose King-Pharm
Standards forged over nearly 30 years of pharmaceutical manufacturing — now running through intermediates, specialty chemicals, advanced materials, and bio-based ingredients alike.
About King-PharmStrict Quality Control
The discipline of regulated pharma, applied to every class of high-end chemistry.
From Milligrams to Metric Tonnes
From contract R&D and custom synthesis to multi-tonne production — a smooth path from grams to scale.
Professional Technical Support
Full-process support for registration, analysis and stability studies.
Sufficient Inventory
Key varieties always in stock, flexibly responding to small-batch and emergency orders.
Open & Auditable
Traceable data, audits welcome anytime — a partnership you can verify.
Complete Documentation
Full CoA, MSDS, stability reports and other technical dossiers provided.
Group Companies
Chemsigma International Co., Ltd.
As the outward-facing arm of King-Pharm, we specialize in customer service across product sales, chemical trading, and related areas
Nanjing CKS Technology Co., Ltd.
As King-Pharm's R&D center, we conduct process research for new projects and drive process scale-up from gram to ton scale
King-Pharm Analytical Testing Center
As King-Pharm's product testing center, it oversees the quality testing and release of all products manufactured by King-Pharm and its subsidiary - Chemsigma
Suqian Dewei Chemical Co., Ltd.
As experts in custom manufacturing, we deliver rapid scale-up from laboratory development to full industrial production
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