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-#-Hy640-5mg		Product Name:16α-hydroxy-3-oxo-lanosta-7,9（11）,24-trien-21-oicacid	CAS No.:862109-64-6	Molecular Formula:
Product Number:PCL-#-Pi955-10mg		Product Name:Wicker cycline	CAS No.:88660-10-0	Molecular Formula:
Product Number:PCL-#-De473-25mg		Product Name:11-Deoxyrhodosaponin V	CAS No.:1707161-17-8	Molecular Formula:
Product Number:PCL-#-Gl151-25mg		Product Name:Northwest licorice isoflavones	CAS No.:116709-70-7	Molecular Formula:
Product Number:PCL-#-Bi007-5mg		Product Name:(-)-3,3'-Di-demethylpinoresinol	CAS No.:340167-81-9	Molecular Formula:
Product Number:PCL-#-Po045-20mg		Product Name:Guaifenesin XXXI	CAS No.:79103-90-5	Molecular Formula:
Product Number:PCL-#-So208-25mg		Product Name:Sophora spp. bis glycosides	CAS No.:2945-88-2	Molecular Formula:
Product Number:PCL-#-Op978-5mg		Product Name:Ophiopogonin R	CAS No.:1418183-25-1	Molecular Formula:
Product Number:PCL-#-Ne823-5mg		Product Name:Xanthophylloside B	CAS No.:466-07-9	Molecular Formula:
Product Number:PCL-#-Po188-10mg		Product Name:Pomolic acid-28-O-beta-D-glucopyranosyl ester	CAS No.:83725-24-0	Molecular Formula:
Product Number:PCL-#-An736-5mg		Product Name:Anthracophyllone	CAS No.:1801750-22-0	Molecular Formula:
Product Number:PCL-#-An457-10mg		Product Name:Zhimai saponin III	CAS No.:163047-23-2	Molecular Formula:
Product Number:PCL-#-Is243-25mg		Product Name:Isocrystallin-2"-O-glucopyranoside	CAS No.:97605-25-9	Molecular Formula:
Product Number:PCL-#-Em465-25mg		Product Name:rhodopsin-1-O-beta-gentiobioside	CAS No.:849789-95-3	Molecular Formula:
Product Number:PCL-#-Ox166-10mg		Product Name:Oxidized resveratrol-3'-O-β-D-glucopyranoside	CAS No.:144525-40-6	Molecular Formula:
Product Number:PCL-#-Di260-5mg		Product Name:16-Anhydro-hydroxypodophyllotoxigenic-podophylloside-glucoside	CAS No.:7044-34-0	Molecular Formula:
Product Number:PCL-#-Fu742-20mg		Product Name:Fucosterol	CAS No.:17605-67-3	Molecular Formula:
Product Number:PCL-#-Ne246-25mg		Product Name:New isolette glycosides	CAS No.:54141-72-9	Molecular Formula:
Product Number:PCL-#-De421-20mg		Product Name:5-Desmethylchondroitin	CAS No.:2174-59-6	Molecular Formula:
Product Number:PCL-#-Er843-5mg		Product Name:Marigoldoside I	CAS No.:224824-74-2	Molecular Formula:

1. <
2. 194
3. 195
4. 196
5. 197
6. 198
7. >
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660