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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:PCL-#-CR401-1g Szechuan hyssop Product Name:Szechuan hyssop CAS No.:#### Molecular Formula:
Product Number:PCL-#-Ge002-1g Coriander Product Name:Coriander CAS No.:#### Molecular Formula:
Product Number:121063 Sophora Product Name:Sophora CAS No.:# Molecular Formula:
Product Number:PCL-#-T1446-100mg Theophylline Product Name:Theophylline CAS No.:58-55-9 Molecular Formula:
Product Number:100149 Glibenclamide impurity I (4-[2-(5-chloro-2-methoxybenzoylamino)ethyl]benzenesulfonamide) Product Name:Glibenclamide impurity I (4-[2-(5-chloro-2-methoxybenzoylamino)ethyl]benzenesulfonamide) CAS No.:16673-34-0 Molecular Formula:
Product Number:100147 Choline chloride Product Name:Choline chloride CAS No.:67-48-1 Molecular Formula:
Product Number:100146 Hasinaid Product Name:Hasinaid CAS No.:3093-35-4 Molecular Formula:
Product Number:100145 Phenprobamate Product Name:Phenprobamate CAS No.:100145-N/A Molecular Formula:
Product Number:100144 ciprofloxacin phosphate Product Name:ciprofloxacin phosphate CAS No.:100144-N/A Molecular Formula:
Product Number:121068 Dulcimer leaves Product Name:Dulcimer leaves CAS No.:# Molecular Formula:
Product Number:PCL-#-CA021-1g Lonicera japonica Product Name:Lonicera japonica CAS No.:#### Molecular Formula:
Product Number:PCL-#-Ac604-1g Cowslips Product Name:Cowslips CAS No.:#### Molecular Formula:
Product Number:PCL-#-He106-1g Sumu Product Name:Sumu CAS No.:#### Molecular Formula:
Product Number:510082 Sulfachloropyridazine Product Name:Sulfachloropyridazine CAS No.:80-32-0 Molecular Formula:
Product Number:121071 Dog Ridge Product Name:Dog Ridge CAS No.:# Molecular Formula:
Product Number:510083 nalidixic acid Product Name:nalidixic acid CAS No.:# Molecular Formula:
Product Number:PCL-#-IF303-1g Goji berries Product Name:Goji berries CAS No.:#### Molecular Formula:
Product Number:510080 Alkaline Orange 2 Product Name:Alkaline Orange 2 CAS No.:# Molecular Formula:
Product Number:510081 Rhodamine B Product Name:Rhodamine B CAS No.:81-88-9 Molecular Formula:
Product Number:PCL-#-An007-1g Zhimu Product Name:Zhimu CAS No.:#### Molecular Formula:
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