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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-2021SY149-100ml Folin phenol test solution A Product Name:Folin phenol test solution A CAS No.: Molecular Formula:
Product Number:PCL-2021SY144-100ml Concentrated potassium iodoplatinate TS Product Name:Concentrated potassium iodoplatinate TS CAS No.: Molecular Formula:
Product Number:PCL-2024SY005-100ml Ammonium sulfide test solution Product Name:Ammonium sulfide test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY0643-100ml Mercuric acetate acetic acid solution (6%) Product Name:Mercuric acetate acetic acid solution (6%) CAS No.: Molecular Formula:
Product Number:PCL-2021SY202-500ml Diazo-p-nitroaniline TS Product Name:Diazo-p-nitroaniline TS CAS No.: Molecular Formula:
Product Number:PCL-2021SY086-500ml Concentrated ammonia solution Product Name:Concentrated ammonia solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY165-500ml Sodium acetate standard solution Product Name:Sodium acetate standard solution CAS No.: Molecular Formula:
Product Number:PCL-2024SY098-100ml Potassium ferrocyanide test solution Product Name:Potassium ferrocyanide test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY138-500ml Bismuth Potassium Iodide TS Product Name:Bismuth Potassium Iodide TS CAS No.: Molecular Formula:
Product Number:PCL-2021SY157-100ml Alkaline sodium dithionite test solution Product Name:Alkaline sodium dithionite test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY209-100ml Ammonium mercuric thiocyanate test solution Product Name:Ammonium mercuric thiocyanate test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY197-100ml Diluted dinitrophenylhydrazine TS Product Name:Diluted dinitrophenylhydrazine TS CAS No.: Molecular Formula:
Product Number:PCL-2021SY039-250ml Sodium nitrite test solution Product Name:Sodium nitrite test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY001-500ml Ammonia test solution Product Name:Ammonia test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY137-100ml Potassium iodide TS Product Name:Potassium iodide TS CAS No.: Molecular Formula:
Product Number:PCL-2021SY041-100ml Sodium (potassium) tellurite test solution Product Name:Sodium (potassium) tellurite test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY027-100ml Glycerol Acetic Acid Test Solution Product Name:Glycerol Acetic Acid Test Solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY198-100ml Trichloroacetic acid test solution Product Name:Trichloroacetic acid test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY208-500ml Mercuric sulfate test solution Product Name:Mercuric sulfate test solution CAS No.: Molecular Formula:
Product Number:PCL-2021RY055-500ml 30% ammonium thiocyanate solution Product Name:30% ammonium thiocyanate solution CAS No.: Molecular Formula:
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