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:190047	Product Name:Diethyl phthalate	CAS No.:84-66-2	Molecular Formula:
Product Number:PCL-#-Di0391-500mg	Product Name:o-Phenylenediamine; o-Phenylenediamine	CAS No.:95-54-5	Molecular Formula:
Product Number:PCL-#-Hi010-20mg	Product Name:Histamine	CAS No.:51-45-6	Molecular Formula:
Product Number:PCL-#-E366- 100mg	Product Name:1-[3-(Dimethylamino)propyl]-3-ethylurea hydrochloride	CAS No.:32897-26-0	Molecular Formula:
Product Number:PCL-#-Pr041-100mg	Product Name:Pramoxine hydrochloride	CAS No.:637-58-1	Molecular Formula:
Product Number:PCL-#-Ph009-20mg	Product Name:1,2,4-Benzenetriol (EP impurity E)	CAS No.:533-73-3	Molecular Formula:
Product Number:PCL-#-Mi000-100mg	Product Name:Mirabelon	CAS No.:223673-61-8	Molecular Formula:
Product Number:PCL-#-Ca108-100mg	Product Name:Carvone; p-Menthol-6,8-dien-2-one	CAS No.:99-49-0	Molecular Formula:
Product Number:PCL-#-Pr1081-25mg	Product Name:Propofol impurity EP	CAS No.:2416-95-7	Molecular Formula:
Product Number:PCL-#- Em118-20mg	Product Name:ethyl maltol	CAS No.:4940-11-8	Molecular Formula:
Product Number:PCL-#-Am098-25mg	Product Name:Isoniazid impurity 6	CAS No.:38634-05-8	Molecular Formula:
Product Number:PCL-#-Te105-10ml	Product Name:tert-butyl alcohol	CAS No.:75-65-0	Molecular Formula:
Product Number:PCL-#-Ab008-20mg	Product Name:3-bromopropene	CAS No.:106-95-6	Molecular Formula:
Product Number:PCL-#-mA032-50mg	Product Name:m-Anisidine, m-Anisidine	CAS No.:536-90-3	Molecular Formula:
Product Number:PCL-#-Me051-25mg	Product Name:Methyl p-chlorobenzoate	CAS No.:1126-46-1	Molecular Formula:
Product Number:PCL-#-Me812-50mg	Product Name:Venlafaxine hydrochloride impurity IM01-A	CAS No.:55-81-2	Molecular Formula:
Product Number:PCL-#-Al007-10ml	Product Name:Chloropropylene	CAS No.:107-05-1	Molecular Formula:
Product Number:510193	Product Name:methyl benzenesulfonate	CAS No.:NA	Molecular Formula:
Product Number:PCL-#-Fl006-100mg	Product Name:Fmoc-Pbf-arginine	CAS No.:N/A	Molecular Formula:
Product Number:PCL-#-Dg001-100mg	Product Name:Glucose Monohydrate	CAS No.:5996-10-1	Molecular Formula:

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