Hengyuan Fine Chemical | Reference Materials and Standards | 50,000+ Ready-to-Ship, High-Precision Solutions

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	Product Name	CAS No.	Molecular Formula
Product Number:PCL-#-G802-20mg	Product Name:Cotton phenol	CAS No.:303-45-7	Molecular Formula:
Product Number:PCL-#-C311-20mg	Product Name:Snow gallinule A	CAS No.:58546-34-2	Molecular Formula:
Product Number:111511	Product Name:※Artemisinin lactone	CAS No.:111511-N/A	Molecular Formula:
Product Number:111512	Product Name:Heterocerebellum	CAS No.:111512-N/A	Molecular Formula:
Product Number:PCL-#-Me421-20mg	Product Name:7-Methoxycoumarin	CAS No.:531-59-9	Molecular Formula:
Product Number:PCL-#-C0912-1g	Product Name:Adzuki beans	CAS No.:####	Molecular Formula:
Product Number:100800	Product Name:fluvastatin sodium	CAS No.:100800-N/A	Molecular Formula:
Product Number:1846	Product Name:Glycoantigen 125	CAS No.:#	Molecular Formula:
Product Number:121726	Product Name:Northern Liu Yunu	CAS No.:#	Molecular Formula:
Product Number:121729	Product Name:Vanilla	CAS No.:#	Molecular Formula:
Product Number:121727	Product Name:Pierce the stone	CAS No.:#	Molecular Formula:
Product Number:121728	Product Name:Ancestral Hemp (Huang Rui Xiang)	CAS No.:#	Molecular Formula:
Product Number:100807	Product Name:Celiprolol hydrochloride	CAS No.:100807-N/A	Molecular Formula:
Product Number:100806	Product Name:Propofol	CAS No.:2078-54-8	Molecular Formula:
Product Number:121721	Product Name:Littleleaf poplar	CAS No.:#	Molecular Formula:
Product Number:100804	Product Name:1-Methyl Etodolac (Etodolac impurity)	CAS No.:100804-N/A	Molecular Formula:
Product Number:121722	Product Name:Apricot-scented rabbit-ear winds	CAS No.:#	Molecular Formula:
Product Number:100803	Product Name:propylthiouracil	CAS No.:51-52-5	Molecular Formula:
Product Number:1843	Product Name:Cancer Antigen 19-9 (CA19-9)	CAS No.:#	Molecular Formula:
Product Number:100802	Product Name:para-aminophenol	CAS No.:123-30-8	Molecular Formula:

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