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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.

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:S348686-500g Sodium dodecyl sulfate Product Name:Sodium dodecyl sulfate CAS No.:151-21-3 Molecular Formula:
Product Number:130663 propylthioisonicotinamide Product Name:propylthioisonicotinamide CAS No.:14222-60-7 Molecular Formula:
Product Number:130665 AZOBISING Product Name:AZOBISING CAS No.:# Molecular Formula:
Product Number:130664 Clindamycin palmitate Product Name:Clindamycin palmitate CAS No.:# Molecular Formula:
Product Number:130661 Ceftriaxone impurity C Product Name:Ceftriaxone impurity C CAS No.:# Molecular Formula:
Product Number:130660 trans ceftriaxone Product Name:trans ceftriaxone CAS No.:# Molecular Formula:
Product Number:121734 Fresh Gekko (Webless Gecko) Product Name:Fresh Gekko (Webless Gecko) CAS No.:# Molecular Formula:
Product Number:121739 Iberdrola (Iberian shellfish) Product Name:Iberdrola (Iberian shellfish) CAS No.:# Molecular Formula:
Product Number:121733 Watercress Product Name:Watercress CAS No.:# Molecular Formula:
Product Number:121730 Falling into the sea Product Name:Falling into the sea CAS No.:# Molecular Formula:
Product Number:130650 Azithromycin impurity J Product Name:Azithromycin impurity J CAS No.:# Molecular Formula:
Product Number:PCL-#-Mo690-0.2g The moneyed white-flower snake Product Name:The moneyed white-flower snake CAS No.:#### Molecular Formula:
Product Number:121748 Alpine horseradish Product Name:Alpine horseradish CAS No.:# Molecular Formula:
Product Number:121745 New Agaric Product Name:New Agaric CAS No.:# Molecular Formula:
Product Number:100820 Levobunolol hydrochloride Product Name:Levobunolol hydrochloride CAS No.:100820-N/A Molecular Formula:
Product Number:121746 Snowdrops (Jellyfish Snowdrops) Product Name:Snowdrops (Jellyfish Snowdrops) CAS No.:# Molecular Formula:
Product Number:121749 Male silkworm moth (Quercus serrata) Product Name:Male silkworm moth (Quercus serrata) CAS No.:# Molecular Formula:
Product Number:121740 Oyster (Dalian Bay Oyster) Product Name:Oyster (Dalian Bay Oyster) CAS No.:121740-N/A Molecular Formula:
Product Number:100828 Methylprednisolone Product Name:Methylprednisolone CAS No.:100828-N/A Molecular Formula:
Product Number:100827 Methylprednisolone succinate Product Name:Methylprednisolone succinate CAS No.:100827-N/A Molecular Formula:
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