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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:121075 Sambucus Product Name:Sambucus CAS No.:# Molecular Formula:
Product Number:121076 Save the day Product Name:Save the day CAS No.:# Molecular Formula:
Product Number:121073 Hu Huanglian Product Name:Hu Huanglian CAS No.:# Molecular Formula:
Product Number:PCL-#-RS751-1g Rafflesia Product Name:Rafflesia CAS No.:#### Molecular Formula:
Product Number:100154 Adrenaline Product Name:Adrenaline CAS No.:100154-N/A Molecular Formula:
Product Number:100152 Hydrocortisone Product Name:Hydrocortisone CAS No.:50-23-7 Molecular Formula:
Product Number:510089 Cryptochrome crystalline violet Product Name:Cryptochrome crystalline violet CAS No.:603-48-5 Molecular Formula:
Product Number:510086 Lamotrigine impurityⅠ Product Name:Lamotrigine impurityⅠ CAS No.:# Molecular Formula:
Product Number:100150 Glibenclamide impurity II (4-[2-(5-chloro-2-methoxybenzamide)-ethyl]-benzenesulfonylamino-carboxylic acid ethyl ester) Product Name:Glibenclamide impurity II (4-[2-(5-chloro-2-methoxybenzamide)-ethyl]-benzenesulfonylamino-carboxylic acid ethyl ester) CAS No.:100150-N/A Molecular Formula:
Product Number:510084 Sulfamethizole Product Name:Sulfamethizole CAS No.:144-82-1 Molecular Formula:
Product Number:100139 mebendazole (antifungal agent) Product Name:mebendazole (antifungal agent) CAS No.:100139-N/A Molecular Formula:
Product Number:100137 benzoyl peroxide Product Name:benzoyl peroxide CAS No.:100137-N/A Molecular Formula:
Product Number:100136 10 % Mebendazole, crystalline A Product Name:10 % Mebendazole, crystalline A CAS No.:100136-N/A Molecular Formula:
Product Number:100134 phenolsulfonyl ethylamine Product Name:phenolsulfonyl ethylamine CAS No.:2624-44-4 Molecular Formula:
Product Number:100133 Fen Nai Jing Product Name:Fen Nai Jing CAS No.:58-39-9 Molecular Formula:
Product Number:121079 Xinyi (Spring Blossom) Product Name:Xinyi (Spring Blossom) CAS No.:# Molecular Formula:
Product Number:PCL-#-A1086-20mg Centella asiatica Product Name:Centella asiatica CAS No.:464-92-6 Molecular Formula:
Product Number:PCL-#-GC100-1g Pentaphyllum Product Name:Pentaphyllum CAS No.:#### Molecular Formula:
Product Number:510085 Sulfamethoxazole Product Name:Sulfamethoxazole CAS No.:# Molecular Formula:
Product Number:PCL-#-Ah100-0.5g Andrographis paniculata Product Name:Andrographis paniculata CAS No.:#### Molecular Formula:
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