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.

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Product Number	Product Name	CAS No.	Molecular Formula
Product Number:100675	Product Name:Glimepiride impurity III {4-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carbonylamino)ethyl]benzenesulfonamide}	CAS No.:100675-N/A	Molecular Formula:
Product Number:190159	Product Name:▲ acetaldehyde	CAS No.:75-07-0	Molecular Formula:
Product Number:PCL-#-Gl132-10mg	Product Name:Glimepiride	CAS No.:93479-97-1	Molecular Formula:
Product Number:CMCC(B)50335	Product Name:Salmonella Enteritidis 50335	CAS No.:#	Molecular Formula:
Product Number:100672	Product Name:Zidovudine	CAS No.:100672-N/A	Molecular Formula:
Product Number:190150	Product Name:4-methylimidazole	CAS No.:822-36-6	Molecular Formula:
Product Number:190151	Product Name:Compressible sucrose	CAS No.:#	Molecular Formula:
Product Number:190152	Product Name:Tri-n-butyl citrate	CAS No.:#	Molecular Formula:
Product Number:190153	Product Name:Tributyl acetyl citrate	CAS No.:#	Molecular Formula:
Product Number:510190	Product Name:Moxifloxacin hydrochloride impurity D	CAS No.:1029364-77-9	Molecular Formula:
Product Number:510191	Product Name:Ethyl 7-fluoromoxifloxacin quinoline carboxylate (moxifloxacin hydrochloride impurity)	CAS No.:112811-71-9	Molecular Formula:
Product Number:100682	Product Name:Racemic Cardotril	CAS No.:81110-73-8	Molecular Formula:
Product Number:100681	Product Name:Butenafine hydrochloride	CAS No.:100681-N/A	Molecular Formula:
Product Number:100680	Product Name:ethoxybenzolamide	CAS No.:100680-N/A	Molecular Formula:
Product Number:510194	Product Name:ethyl benzenesulfonate	CAS No.:515-46-8	Molecular Formula:
Product Number:190188	Product Name:Methyl heptadecanoate	CAS No.:#	Molecular Formula:
Product Number:190189	Product Name:Methyl heptadecenoate	CAS No.:#	Molecular Formula:
Product Number:510158	Product Name:Clozapine impurity C	CAS No.:#	Molecular Formula:
Product Number:510159	Product Name:Venlafaxine hydrochloride impurity D	CAS No.:93413-90-2	Molecular Formula:
Product Number:PCL-#-M612-20mg	Product Name:Myristyl ether	CAS No.:607-91-0	Molecular Formula:

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