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:PCL-#-Ch055-100mg	Product Name:2,4-Diamino-6-chloropyrimidine	CAS No.:156-83-2	Molecular Formula:
Product Number:PCL-#-Az901-100mg	Product Name:N-methyl-4-aminobutyric acid	CAS No.:1119-48-8	Molecular Formula:
Product Number:PCL-#-Hi013-20mg	Product Name:Uric acid	CAS No.:69-93-2	Molecular Formula:
Product Number:PCL-#-Ch143-25mg	Product Name:Phenazopyridine dimaleate	CAS No.:N/A	Molecular Formula:
Product Number:PCL-#-Ri004-10mg	Product Name:Rizatriptan impurity H	CAS No.:260435-42-5	Molecular Formula:
Product Number:PCL-#-Am021-100mg	Product Name:3-chloro-2-aminopyridine	CAS No.:39620-04-7	Molecular Formula:
Product Number:	Product Name:Chloramphenicol	CAS No.:56-75-7	Molecular Formula:
Product Number:PCL-#-Vc002-100mg	Product Name:D-isoascorbic acid	CAS No.:89-65-6	Molecular Formula:
Product Number:PCL-#-Az947-100mg	Product Name:phthalic anhydride	CAS No.:85-44-9	Molecular Formula:
Product Number:PCL-#-Me063-50mg	Product Name:p-Methoxyphenylacetonitrile	CAS No.:104-47-2	Molecular Formula:
Product Number:PCL-#-Br913-100mg	Product Name:Epizootic	CAS No.:N/A	Molecular Formula:
Product Number:PCL-#-Li134-25mg	Product Name:Ritarestat impurity D	CAS No.:2049127-88-8	Molecular Formula:
Product Number:PCL-#-Ph016-20mg	Product Name:3,5-Dichloroaniline (EP impurity L)	CAS No.:626-43-7	Molecular Formula:
Product Number:PCL-#-Chp0186-25mg	Product Name:Glutamine impurityⅠ Glutamic acid	CAS No.:56-86-0	Molecular Formula:
Product Number:PCL-#-P1041-20mg	Product Name:o-Phenyltriol (EP impurity A)	CAS No.:87-66-1	Molecular Formula:
Product Number:PCL-#-Sq100-500ml	Product Name:Squalane	CAS No.:111-01-3	Molecular Formula:
Product Number:PCL-#-Tr083-250mg	Product Name:Triphenyl phosphate (internal standard)	CAS No.:115-86-6	Molecular Formula:
Product Number:PCL-#-Et366-100mg	Product Name:Mosquito repellent	CAS No.:52304-36-6	Molecular Formula:
Product Number:PCL-#-Fl017-100mg	Product Name:N-Fmoc-N'-trityl-L-histidine	CAS No.:N/A	Molecular Formula:
Product Number:PCL-#-Fu021-25mg	Product Name:Furosemide EP impurity O	CAS No.:98-00-0	Molecular Formula:

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