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Hengyuan Fine Chemical is a leading supplier of reference materials and standards, specializing in providing high-precision and highly reliable solutions for industries such as environmental testing, food safety, and pharmaceutical research and development. We offer nearly 50,000 ready-to-ship products, including pharmaceutical impurity reference standards, chemical analysis reference standards, pharmacopoeial titrants, biopeptide reference standards, and more, meeting the testing needs of various industries.

With a craftsmanship spirit at our core, we are committed to refining every product to ensure its quality and accuracy. At the same time, we understand customer needs through in-depth communication, providing customized solutions and fast delivery services to support the efficient progress of your projects.

Hengyuan Fine Chemical—where precision becomes a habit and trust becomes a bond.


Product Number Image Product Name CAS No. Molecular Formula
Product Number:121294 Pepper grass Product Name:Pepper grass CAS No.:# Molecular Formula:
Product Number:100374 Amlodipine besylate Product Name:Amlodipine besylate CAS No.:111470-99-6 Molecular Formula:
Product Number:100373 albendazole Product Name:albendazole CAS No.:54965-21-8 Molecular Formula:
Product Number:PCL-#-U399-20mg Ubenimex Product Name:Ubenimex CAS No.:58970-76-6 Molecular Formula:
Product Number:PCL-#-C1270-20mg Calcium pantothenate Product Name:Calcium pantothenate CAS No.:137-08-6 Molecular Formula:
Product Number:100357 Paroxetine hydrochloride Product Name:Paroxetine hydrochloride CAS No.:100357-N/A Molecular Formula:
Product Number:100356 Zantinol nicotinate Product Name:Zantinol nicotinate CAS No.:100356-N/A Molecular Formula:
Product Number:100353 Oshapqin Product Name:Oshapqin CAS No.:100353-N/A Molecular Formula:
Product Number:PCL-#-L560-20mg Stone hammock Product Name:Stone hammock CAS No.:152743-19-6 Molecular Formula:
Product Number:121298 The mountains are closed Product Name:The mountains are closed CAS No.:# Molecular Formula:
Product Number:100363 Cilostazol Product Name:Cilostazol CAS No.:73963-72-1 Molecular Formula:
Product Number:100361 Carbachol Product Name:Carbachol CAS No.:100361-N/A Molecular Formula:
Product Number:100389 ▲ Resorcinol Product Name:▲ Resorcinol CAS No.:108-46-3 Molecular Formula:
Product Number:PCL-#-E234-20mg Etoposide Product Name:Etoposide CAS No.:33419-42-0 Molecular Formula:
Product Number:100387 Frazab (formerly: furazan methylhydron) Product Name:Frazab (formerly: furazan methylhydron) CAS No.:100387-N/A Molecular Formula:
Product Number:100386 Piracetam Product Name:Piracetam CAS No.:100386-N/A Molecular Formula:
Product Number:PCL-#-Ci929-20mg citrate Product Name:citrate CAS No.:5949-29-1 Molecular Formula:
Product Number:100395 Diclofenac impurity A (1-(2,6-dichlorophenyl)-2-hydroxyindole) Product Name:Diclofenac impurity A (1-(2,6-dichlorophenyl)-2-hydroxyindole) CAS No.:100395-N/A Molecular Formula:
Product Number:100394 Ethyl salicylamide Product Name:Ethyl salicylamide CAS No.:100394-N/A Molecular Formula:
Product Number:100393 Vitamin BT Product Name:Vitamin BT CAS No.:461-05-2 Molecular Formula:
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