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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: Fluazifop-P-butyl Product Name:Fluazifop-P-butyl CAS No.:79241-46-6 Molecular Formula:
Product Number: Florasulam Product Name:Florasulam CAS No.:145701-23-1 Molecular Formula:
Product Number: Flazasulfuron Product Name:Flazasulfuron CAS No.:104040-78-0 Molecular Formula:
Product Number: Flamprop-methyl Product Name:Flamprop-methyl CAS No.:52756-25-9 Molecular Formula:
Product Number: Flamprop-isopropyl Product Name:Flamprop-isopropyl CAS No.:52756-22-6 Molecular Formula:
Product Number: Ferimzone Product Name:Ferimzone CAS No.:89269-64-7 Molecular Formula:
Product Number: Fenuron Product Name:Fenuron CAS No.:101-42-8 Molecular Formula:
Product Number: Fenthion-sulfoxide Product Name:Fenthion-sulfoxide CAS No.:3761-41-9 Molecular Formula:
Product Number: Fenthion-sulfone Product Name:Fenthion-sulfone CAS No.:3761-42-0 Molecular Formula:
Product Number: Fenthion Product Name:Fenthion CAS No.:55-38-9 Molecular Formula:
Product Number: Fensulfothion-sulfone Product Name:Fensulfothion-sulfone CAS No.:14255-72-2 Molecular Formula:
Product Number: Fensulfothion-oxon-sulfone Product Name:Fensulfothion-oxon-sulfone CAS No.:6132-17-8 Molecular Formula:
Product Number: Fensulfothion-oxon Product Name:Fensulfothion-oxon CAS No.:6552-21-2 Molecular Formula:
Product Number: Fenpyroximate Product Name:Fenpyroximate CAS No.:111812-58-9 Molecular Formula:
Product Number: Fenpropimorph Product Name:Fenpropimorph CAS No.:67564-91-4 Molecular Formula:
Product Number: Fenpropidin Product Name:Fenpropidin CAS No.:67306-00-7 Molecular Formula:
Product Number: Fenpiclonil Product Name:Fenpiclonil CAS No.:74738-17-3 Molecular Formula:
Product Number: Fenoxycarb Product Name:Fenoxycarb CAS No.:72490-01-8 Molecular Formula:
Product Number: Fenoxaprop-ethyl Product Name:Fenoxaprop-ethyl CAS No.:66441-23-4 Molecular Formula:
Product Number: Fenobucarb Product Name:Fenobucarb CAS No.:3766-81-2 Molecular Formula:
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