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-2023SW009		Product Name:Standard substance/15-acetyldeoxynivalenol in acetonitrile	CAS No.:88337-96-6	Molecular Formula:
Product Number:PCL-2023SW017		Product Name:Standard substance/HT-2 toxin in acetonitrile	CAS No.:26934-87-2	Molecular Formula:
Product Number:PCL-2023SW058-1ml		Product Name:Standard substance/T-2 toxin in acetonitrile，500μg/mL	CAS No.:21259-20-1	Molecular Formula:
Product Number:PCL-2023SW014		Product Name:Standard substance/T-2 toxin in acetonitrile，25μg/mL	CAS No.:21259-20-1	Molecular Formula:
Product Number:PCL-2023SW021		Product Name:Standard substance/β-Zeralenol in acetonitrile	CAS No.:71030-11-0	Molecular Formula:
Product Number:PCL-2023SW023		Product Name:Standard substance/β-Zealanol in acetonitrile	CAS No.:42422-68-4	Molecular Formula:
Product Number:PCL-2023SW035		Product Name:Standard substance/Cross-linked spore phenol in acetonitrile	CAS No.:641-38-3	Molecular Formula:
Product Number:PCL-2023SW030		Product Name:Standard substance/Ceratin in acetonitrile	CAS No.:10048-13-2	Molecular Formula:
Product Number:PCL-2023SW032		Product Name:Standard substance/Citrin in acetonitrile	CAS No.:518-75-2	Molecular Formula:
Product Number:PCL-2023SW040		Product Name:Standard substance/beauvericin in acetonitrile	CAS No.:26048-05-5	Molecular Formula:
Product Number:PCL-2023SW028		Product Name:Standard substance/ochratoxin B in acetonitrile	CAS No.:4825-86-9	Molecular Formula:
Product Number:PCL-2023SW005		Product Name:Standard substance/Aflatoxin M1 in acetonitrile	CAS No.:6795-23-9	Molecular Formula:
Product Number:PCL-2023SW042		Product Name:Standard substance/tetrodotoxin in acetic acid	CAS No.:4368-28-9	Molecular Formula:
Product Number:PCL-2023SW022		Product Name:Standard substance/α-Zealanol in methanol	CAS No.:26538-44-3	Molecular Formula:
Product Number:PCL-2023SW043		Product Name:Standard substance/Microcystin LR in methanol	CAS No.:101043-37-2	Molecular Formula:
Product Number:PCL-2023SW044		Product Name:Standard substance/Microcystin RR in methanol	CAS No.:111755-37-4	Molecular Formula:
Product Number:PCL-2023SW045		Product Name:Standard substance/Microcystin YR in methanol	CAS No.:101064-48-6	Molecular Formula:
Product Number:PCL-2023SW041		Product Name:Standard substance/Fumonisic acid in methanol	CAS No.:11076-19-0	Molecular Formula:
Product Number:PCL-2023SW027		Product Name:Standard substance/ochratoxin A in methanol	CAS No.:303-47-9	Molecular Formula:
Product Number:PCL-2023SW002		Product Name:Standard substance/Aflatoxin B2 in methanol	CAS No.:7220-81-7	Molecular Formula:

1. <
2. 68
3. 69
4. 70
5. 71
6. 72
7. >
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660