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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:121648 Natural copper (vinegar calcined) Product Name:Natural copper (vinegar calcined) CAS No.:# Molecular Formula:
Product Number:100723 Tolterodine tartrate Product Name:Tolterodine tartrate CAS No.:100723-N/A Molecular Formula:
Product Number:121649 Dermatophagoides Product Name:Dermatophagoides CAS No.:# Molecular Formula:
Product Number:100722 4-Isobutylacetylbenzene (ibuprofen impurity) Product Name:4-Isobutylacetylbenzene (ibuprofen impurity) CAS No.:38861-78-8 Molecular Formula:
Product Number:190200 Polystyrene 4000 Product Name:Polystyrene 4000 CAS No.:# Molecular Formula:
Product Number:121646 Drabanemerosa hebecarpa (Solanaceae) Product Name:Drabanemerosa hebecarpa (Solanaceae) CAS No.:# Molecular Formula:
Product Number:100721 4-Isobutylbenzoic acid Product Name:4-Isobutylbenzoic acid CAS No.:38861-88-0 Molecular Formula:
Product Number:190201 Polystyrene 10000 Product Name:Polystyrene 10000 CAS No.:# Molecular Formula:
Product Number:121647 Dian Gui Aina Xiang Product Name:Dian Gui Aina Xiang CAS No.:# Molecular Formula:
Product Number:100720 2-(4-isobutyrylphenyl)propionic acid Product Name:2-(4-isobutyrylphenyl)propionic acid CAS No.:65813-55-0 Molecular Formula:
Product Number:190202 Polystyrene 35000 Product Name:Polystyrene 35000 CAS No.:# Molecular Formula:
Product Number:190203 Polystyrene 70,000 Product Name:Polystyrene 70,000 CAS No.:# Molecular Formula:
Product Number:190204 Polystyrene 150,000 Product Name:Polystyrene 150,000 CAS No.:# Molecular Formula:
Product Number:190205 Polystyrene 200000 Product Name:Polystyrene 200000 CAS No.:# Molecular Formula:
Product Number:121640 Kawakawa Lampshade Product Name:Kawakawa Lampshade CAS No.:# Molecular Formula:
Product Number:121641 Ali Red Product Name:Ali Red CAS No.:# Molecular Formula:
Product Number:100728 Afurazosin hydrochloride Product Name:Afurazosin hydrochloride CAS No.:100728-N/A Molecular Formula:
Product Number:121644 Tannenbaum Product Name:Tannenbaum CAS No.:# Molecular Formula:
Product Number:100727 Flumazenil Product Name:Flumazenil CAS No.:100727-N/A Molecular Formula:
Product Number:121645 Vitis vinifera Product Name:Vitis vinifera CAS No.:# Molecular Formula:
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