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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 Image Product Name CAS No. Molecular Formula
Product Number:111597 Ranunculus ester A Product Name:Ranunculus ester A CAS No.:111597-N/A Molecular Formula:
Product Number:PCL-#-D451-20mg Dehydrated andrographolide hemisuccinate Product Name:Dehydrated andrographolide hemisuccinate CAS No.:786593-06-4 Molecular Formula:
Product Number:PCL-#-Co938-10mg Chrysin Product Name:Chrysin CAS No.:499-29-6 Molecular Formula:
Product Number:PCL-#-L903-25mg Strychnosides Product Name:Strychnosides CAS No.:18524-94-2 Molecular Formula:
Product Number:PCL-#-M1033-20mg methyl eugenol Product Name:methyl eugenol CAS No.:93-15-2 Molecular Formula:
Product Number:PCL-#-P1234-20mg Gustavo toxin Product Name:Gustavo toxin CAS No.:518-28-5 Molecular Formula:
Product Number:111646 D-galacturonic acid Product Name:D-galacturonic acid CAS No.:91510-62-2 Molecular Formula:
Product Number:100998 Ammonium m-cresol-4-sulfonate (polycresol sulfonate impurity) Product Name:Ammonium m-cresol-4-sulfonate (polycresol sulfonate impurity) CAS No.:100998-N/A Molecular Formula:
Product Number:100997 amisulpride Product Name:amisulpride CAS No.:100997-N/A Molecular Formula:
Product Number:100996 Meperidine hydrochloride Product Name:Meperidine hydrochloride CAS No.:41100-52-1 Molecular Formula:
Product Number:PCL-#-C1199-20mg Osteotriol Product Name:Osteotriol CAS No.:32222-06-3 Molecular Formula:
Product Number:100994 α-Tropine alcohol (tropisetron hydrochloride impurity III) Product Name:α-Tropine alcohol (tropisetron hydrochloride impurity III) CAS No.:120-29-6 Molecular Formula:
Product Number:100993 Cilnidipine Product Name:Cilnidipine CAS No.:132203-70-4 Molecular Formula:
Product Number:100992 The cis-isomer of guipizide maleate Product Name:The cis-isomer of guipizide maleate CAS No.:100992-N/A Molecular Formula:
Product Number:PCL-#-L931-20mg Lung hemosiderin A Product Name:Lung hemosiderin A CAS No.:119425-89-7 Molecular Formula:
Product Number:100991 Thiopronin Product Name:Thiopronin CAS No.:1953-02-2 Molecular Formula:
Product Number:100999 Ammonium m-cresol-4,6-disulfonate (polycresol sulfonate impurity) Product Name:Ammonium m-cresol-4,6-disulfonate (polycresol sulfonate impurity) CAS No.:100999-N/A Molecular Formula:
Product Number:111658 Evening primrose oil Product Name:Evening primrose oil CAS No.:111658-N/A Molecular Formula:
Product Number:111650 benzaldehyde Product Name:benzaldehyde CAS No.:100-52-7 Molecular Formula:
Product Number:111651 Carvedine Product Name:Carvedine CAS No.:111651-N/A Molecular Formula:
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