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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:100705 Enalapril maleate Product Name:Enalapril maleate CAS No.:76095-16-4 Molecular Formula:
Product Number:121623 Dragon leaf Product Name:Dragon leaf CAS No.:# Molecular Formula:
Product Number:100704 Secnidazole Product Name:Secnidazole CAS No.:100704-N/A Molecular Formula:
Product Number:195038 Plastic puncture device (φ5.2mm) control substance Product Name:Plastic puncture device (φ5.2mm) control substance CAS No.:# Molecular Formula:
Product Number:121620 Stinky sycamore leaves Product Name:Stinky sycamore leaves CAS No.:# Molecular Formula:
Product Number:195039 Metal puncture needle (φ0.8mm) control substance Product Name:Metal puncture needle (φ0.8mm) control substance CAS No.:# Molecular Formula:
Product Number:PCL-#-En002-1g Pusaetha scandens kernel Product Name:Pusaetha scandens kernel CAS No.:#### Molecular Formula:
Product Number:100702 Sertraline hydrochloride Product Name:Sertraline hydrochloride CAS No.:100702-N/A Molecular Formula:
Product Number:130529 Flucloxacillin Product Name:Flucloxacillin CAS No.:# Molecular Formula:
Product Number:130524 Cefepime Product Name:Cefepime CAS No.:88040-23-7 Molecular Formula:
Product Number:130523 Cefathiamidine Product Name:Cefathiamidine CAS No.:# Molecular Formula:
Product Number:130525 Cefmenoxime Product Name:Cefmenoxime CAS No.:# Molecular Formula:
Product Number:130520 Cefodizime Product Name:Cefodizime CAS No.:# Molecular Formula:
Product Number:195040 Metal puncture needle (φ1.6mm) control substance Product Name:Metal puncture needle (φ1.6mm) control substance CAS No.:# Molecular Formula:
Product Number:130522 N-oxidized rifampicin Product Name:N-oxidized rifampicin CAS No.:125833-03-6 Molecular Formula:
Product Number:PCL-#-Li118-1g maple balsam Product Name:maple balsam CAS No.:#### Molecular Formula:
Product Number:195026 Mean linear coefficient of thermal expansion of borosilicate glass control substance (for identification of linear coefficient of thermal expansion - wire drawing method) Product Name:Mean linear coefficient of thermal expansion of borosilicate glass control substance (for identification of linear coefficient of thermal expansion - wire drawing method) CAS No.:# Molecular Formula:
Product Number:121638 Guangdong Zizhu Product Name:Guangdong Zizhu CAS No.:# Molecular Formula:
Product Number:PCL-#-Pi010-1g Sea Breeze Vine Product Name:Sea Breeze Vine CAS No.:#### Molecular Formula:
Product Number:195024 standard metal piercers Product Name:standard metal piercers CAS No.:# Molecular Formula:
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