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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:140720 Porcine insulin Product Name:Porcine insulin CAS No.:# Molecular Formula:
Product Number:510123 Diclofenac sodium impurity B Product Name:Diclofenac sodium impurity B CAS No.:# Molecular Formula:
Product Number:510124 Diclofenac sodium impurity C Product Name:Diclofenac sodium impurity C CAS No.:# Molecular Formula:
Product Number:510121 Norfloxacin impurity E Product Name:Norfloxacin impurity E CAS No.:# Molecular Formula:
Product Number:510122 Olanzapine impurities D Product Name:Olanzapine impurities D CAS No.:# Molecular Formula:
Product Number:510120 Diclofenac sodium impurity E Product Name:Diclofenac sodium impurity E CAS No.:# Molecular Formula:
Product Number:140729 Lysergic insulin Product Name:Lysergic insulin CAS No.:# Molecular Formula:
Product Number:PCL-#-T384-20mg Thymopentapeptide Product Name:Thymopentapeptide CAS No.:69558-55-0 Molecular Formula:
Product Number:140716 Sodium deoxyribose adenine nucleotide (A) Product Name:Sodium deoxyribose adenine nucleotide (A) CAS No.:# Molecular Formula:
Product Number:140715 Deoxyribose cytosine nucleotide sodium (C) Product Name:Deoxyribose cytosine nucleotide sodium (C) CAS No.:# Molecular Formula:
Product Number:140713 Anti-cobra venomogen plasma Product Name:Anti-cobra venomogen plasma CAS No.:# Molecular Formula:
Product Number:510127 Acemetacin impurity D Product Name:Acemetacin impurity D CAS No.:# Molecular Formula:
Product Number:140712 Lactase Product Name:Lactase CAS No.:# Molecular Formula:
Product Number:510128 Norfloxacin impurity K Product Name:Norfloxacin impurity K CAS No.:# Molecular Formula:
Product Number:PCL-#-So511-20mg Somatostatin Product Name:Somatostatin CAS No.:51110-01-1 Molecular Formula:
Product Number:140710 adenosine monophosphate Product Name:adenosine monophosphate CAS No.:# Molecular Formula:
Product Number:510126 Acemetacin impurity C Product Name:Acemetacin impurity C CAS No.:# Molecular Formula:
Product Number:PCL-#-Ad100-50mg adamantane Product Name:adamantane CAS No.:281-23-2 Molecular Formula:
Product Number:110900 Ancestral hemp methocarbamol Product Name:Ancestral hemp methocarbamol CAS No.:110900-N/A Molecular Formula:
Product Number:101191 Gliclazide impurityⅠ Product Name:Gliclazide impurityⅠ CAS No.:101191-N/A Molecular Formula:
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