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	Image	Product Name	CAS No.	Molecular Formula
Product Number:PCL-#-Di223-5mg		Product Name:2,2′-Dihydroxy-4,6-dimethoxy-3-methylacetophenone	CAS No.:184706-61-4	Molecular Formula:
Product Number:PCL-#-Ed996-10mg		Product Name:Conjugoside C	CAS No.:126221-40-7	Molecular Formula:
Product Number:PCL-#-Ph013-20mg		Product Name:Phenylethyl ferulate	CAS No.:71835-85-3	Molecular Formula:
Product Number:PCL-#-Ca179-25mg		Product Name:Camptothecin B	CAS No.:131573-90-5	Molecular Formula:
Product Number:PCL-#-Hy637-5mg		Product Name:HypoglaunineD	CAS No.:220751-00-8	Molecular Formula:
Product Number:PCL-#-Is530-25mg		Product Name:Isophora quinquefolium A	CAS No.:62499-70-1	Molecular Formula:
Product Number:PCL-#-Ba171-5mg		Product Name:Dextrorotatory	CAS No.:215319-47-4	Molecular Formula:
Product Number:PCL-#-Di276-5mg		Product Name:5,8-Dihydroxy-6,7,3′,4′-tetramethoxyflavone	CAS No.:683278-67-3	Molecular Formula:
Product Number:PCL-#-Qu035-5mg		Product Name:Quercetin-3-O-β-D-xylofuranosyl-(1→2)-β-D-galactoside	CAS No.:1181635-91-5	Molecular Formula:
Product Number:PCL-#-Ar456-25mg		Product Name:Vermilion root saponin A	CAS No.:160824-52-2	Molecular Formula:
Product Number:PCL-#-Xt046-20mg		Product Name:11-O-isobutyryl-12-O-acetyltongkuan vine sapogenin B-3-O-poria disaccharide group	CAS No.:1260252-18-3	Molecular Formula:
Product Number:PCL-#-Hy434-20mg		Product Name:Hydroxy-beta-sorcinol	CAS No.:97465-69-5	Molecular Formula:
Product Number:PCL-#-Fr740-10mg		Product Name:cork ketone	CAS No.:559-74-0	Molecular Formula:
Product Number:PCL-#-Ls187-5mg		Product Name:(7R)-Isopimeloside	CAS No.:1119034-95-5	Molecular Formula:
Product Number:PCL-#-No965-10mg		Product Name:norepinephrine-5'-C-β-glucoside	CAS No.:858127-39-6	Molecular Formula:
Product Number:PCL-#-Ka354-10mg		Product Name:Kaempferol-7-O-alpha-L-rhamnoside	CAS No.:20196-89-8	Molecular Formula:
Product Number:PCL-#-Ga804-5mg		Product Name:GarcinielliptoneHD	CAS No.:1008376-90-6	Molecular Formula:
Product Number:PCL-#-Ci328-0.02ml		Product Name:Calamenene	CAS No.:483-77-2	Molecular Formula:
Product Number:PCL-#-Ls147-5mg		Product Name:isoguaiacol	CAS No.:78341-26-1	Molecular Formula:
Product Number:PCL-#-Ip127-5mg		Product Name:Hato Doubin A	CAS No.:26294-41-7	Molecular Formula:

1. <
2. 231
3. 232
4. 233
5. 234
6. 235
7. >
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660