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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:100605 Torasemi Product Name:Torasemi CAS No.:56211-40-6 Molecular Formula:
Product Number:100604 Azelastine hydrochloride Product Name:Azelastine hydrochloride CAS No.:79307-93-0 Molecular Formula:
Product Number:PCL-#-SR101-1g Trigonometry Product Name:Trigonometry CAS No.:#### Molecular Formula:
Product Number:121522 Pass the Vine Product Name:Pass the Vine CAS No.:# Molecular Formula:
Product Number:100603 Sumatriptan succinate Product Name:Sumatriptan succinate CAS No.:100603-N/A Molecular Formula:
Product Number:PCL-#-Ep346-20mg epicatechin Product Name:epicatechin CAS No.:490-46-0 Molecular Formula:
Product Number:PCL-#-C1291-20mg Catechins Product Name:Catechins CAS No.:154-23-4 Molecular Formula:
Product Number:110870 *Total saponins of Panax ginseng Product Name:*Total saponins of Panax ginseng CAS No.:110870-N/A Molecular Formula:
Product Number:110871 Panax ginseng stem and leaf saponins Product Name:Panax ginseng stem and leaf saponins CAS No.:110871-N/A Molecular Formula:
Product Number:110875 Citrulline Product Name:Citrulline CAS No.:110875-N/A Molecular Formula:
Product Number:121538 Mountain waxberry leaves Product Name:Mountain waxberry leaves CAS No.:# Molecular Formula:
Product Number:121536 Artificial tiger bones Product Name:Artificial tiger bones CAS No.:# Molecular Formula:
Product Number:121537 white tulip Product Name:white tulip CAS No.:# Molecular Formula:
Product Number:121531 Mother Lilac Product Name:Mother Lilac CAS No.:# Molecular Formula:
Product Number:121534 Tiger Balm leaves Product Name:Tiger Balm leaves CAS No.:# Molecular Formula:
Product Number:121535 Koryo red ginseng Product Name:Koryo red ginseng CAS No.:# Molecular Formula:
Product Number:121532 Wicker Product Name:Wicker CAS No.:# Molecular Formula:
Product Number:121533 Earthworms (ground soft-shelled turtle) Product Name:Earthworms (ground soft-shelled turtle) CAS No.:# Molecular Formula:
Product Number:110888 Cyclovirobuxin D (provisional) Product Name:Cyclovirobuxin D (provisional) CAS No.:110888-N/A Molecular Formula:
Product Number:PCL-#-Sn001-1g Lobelia Product Name:Lobelia CAS No.:#### Molecular Formula:
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