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-#-Be047-100mg	Product Name:N-(2-bromophenyl)nitrosamide	CAS No.:876497-67-5	Molecular Formula:
Product Number:PCL-#-Di153-25mg	Product Name:Bromhexine hydrochloride impurity A	CAS No.:50739-76-9	Molecular Formula:
Product Number:100135	Product Name:Glibenclamide	CAS No.:10238-21-8	Molecular Formula:
Product Number:PCL-MO298-10mg	Product Name:Levofloxacin EP impurity F	CAS No.:N/A	Molecular Formula:
Product Number:PCL-#- Yk001- 50mg	Product Name:Irinotecan EP impurity G	CAS No.:947687-01-6	Molecular Formula:
Product Number:PCL-#-Ph110-100mg	Product Name:levophosphoramidite	CAS No.:25383-07-7	Molecular Formula:
Product Number:PCL-NI113-10mg	Product Name:N-nitrosopseudopalmatine (NNN)	CAS No.:1133-64-8	Molecular Formula:
Product Number:PCL-RA805-25mg	Product Name:N-nitrosonicotinic acid	CAS No.:80508-23-2	Molecular Formula:
Product Number:PCL-CA120-100mg	Product Name:o-Phenylenediol	CAS No.:120-80-9	Molecular Formula:
Product Number:PCL-#-Th113-20mg	Product Name:Hydroquinone	CAS No.:2217-60-9	Molecular Formula:
Product Number:PCL-PH602-100Mg	Product Name:9-Phenylanthracene standard substance	CAS No.:602-55-1	Molecular Formula:
Product Number:PCL-#-NB152-100mg	Product Name:butanal 2,4-dinitrophenylhydrazine	CAS No.:1527-98-6	Molecular Formula:
Product Number:PCL-CR152-100mg	Product Name:butenal 2,4 dinitrophenylhydrazine	CAS No.:1527-96-4	Molecular Formula:
Product Number:101153	Product Name:m-cresol	CAS No.:108-39-4	Molecular Formula:
Product Number:PCL-#PR725-100mg	Product Name:propionaldehyde 2,4 dinitrophenylhydrazine	CAS No.:725-00-8	Molecular Formula:
Product Number:PCL-BE503-100mg	Product Name:Benzo[a]pyrene standard substance	CAS No.:50-32-8	Molecular Formula:
Product Number:101154	Product Name:p-cresol	CAS No.:106-44-5	Molecular Formula:
Product Number:PCL-#-FO108-100mg	Product Name:formaldehyde 2,4 dinitrophenylhydrazine	CAS No.:1081-15-8	Molecular Formula:
Product Number:PCL-#-AC156-50mg	Product Name:acetone 2,4 dinitrophenylhydrazine	CAS No.:1567-89-1	Molecular Formula:
Product Number:PCL-#-AC888-100mg	Product Name:Acrolein 2,4 dinitrophenylhydrazine	CAS No.:888-54-0	Molecular Formula:

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