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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:P113266-500g potassium bromate Product Name:potassium bromate CAS No.:7758-01-2 Molecular Formula:
Product Number:PCL-2024BZ228-2ml Standard substance for monochloromethane solution in methanol Product Name:Standard substance for monochloromethane solution in methanol CAS No.:74-87-3 Molecular Formula:
Product Number:PCL-2024BZ226-2ml Standard substance for monochloroethane solution in methanol Product Name:Standard substance for monochloroethane solution in methanol CAS No.:75-00-3 Molecular Formula:
Product Number:GBW(E)085329 Paraquat solution in methanol standard substance Product Name:Paraquat solution in methanol standard substance CAS No.:1910-42-5 Molecular Formula:
Product Number:GBW(E)082930 Standard substance for dibromochloromethane solution in methanol Product Name:Standard substance for dibromochloromethane solution in methanol CAS No.:124-48-1 Molecular Formula:
Product Number:GBW(E)082931 Standard substance for monobromodichloromethane solution in methanol Product Name:Standard substance for monobromodichloromethane solution in methanol CAS No.:75-27-4 Molecular Formula:
Product Number:GBW(E)082932 Standard substance for tribromomethane solution in methanol Product Name:Standard substance for tribromomethane solution in methanol CAS No.:75-25-2 Molecular Formula:
Product Number:BWY0820014 28 VOC VOC mixing standards in methanol Product Name:28 VOC VOC mixing standards in methanol CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ278-500ml Standard solution of copper nitrate Product Name:Standard solution of copper nitrate CAS No.:10402-29-6 Molecular Formula:
Product Number:PCL-2024BZ453-2ml Standard solution of acrylic acid in acetone Product Name:Standard solution of acrylic acid in acetone CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ452-20ml iodide standard solution Product Name:iodide standard solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ451-2ml Standard solution of cyanuric acid in water Product Name:Standard solution of cyanuric acid in water CAS No.:N/A Molecular Formula:
Product Number:GSB 04-2839-2011 standard solution of nitrite (nitrite) Product Name:standard solution of nitrite (nitrite) CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ483-50ml Standard substance for aniline solution in water Product Name:Standard substance for aniline solution in water CAS No.:N/A Molecular Formula:
Product Number:GSB 04-2838-2011 Standard solution of bromide ion (bromide) Product Name:Standard solution of bromide ion (bromide) CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ335-500ml Standard substance of disodium tetraborate decahydrate solution Product Name:Standard substance of disodium tetraborate decahydrate solution CAS No.:1303-96-4 Molecular Formula:
Product Number:PCL-2024RY081-500ml Strontium chloride solution, 20 g/L Product Name:Strontium chloride solution, 20 g/L CAS No.:N/A Molecular Formula:
Product Number:PCL-2024HC023-500ml Acetic acid-sodium acetate buffer, pH=5 Product Name:Acetic acid-sodium acetate buffer, pH=5 CAS No.:N/A Molecular Formula:
Product Number:PCL-#-TP004-500ml ascorbic acid solution Product Name:ascorbic acid solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024DD033-500ml ammonium iron sulfate titration solution Product Name:ammonium iron sulfate titration solution CAS No.:N/A Molecular Formula:
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