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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-2024ZSY018-500ml Methyl orange indicator solution, 0.1% Product Name:Methyl orange indicator solution, 0.1% CAS No.:N/A Molecular Formula:
Product Number:PCL-2025RY005-250ml Chromium Black T solution, 0.5% Product Name:Chromium Black T solution, 0.5% CAS No.:1787-61-7 Molecular Formula:
Product Number:PCL-2024RY527-100ml Ammonium metavanadate solution Product Name:Ammonium metavanadate solution CAS No.: Molecular Formula:
Product Number:PCL-2024BZ1012-2ml Standard substance for 2,3,5,6-tetrachlorophenol solution in methanol Product Name:Standard substance for 2,3,5,6-tetrachlorophenol solution in methanol CAS No.:935-95-5 Molecular Formula:
Product Number:PCL-2024RY275-5ml aqueous solution of methylamine Product Name:aqueous solution of methylamine CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY269-5ml Dimethylamine aqueous solution, 40% in H2O Product Name:Dimethylamine aqueous solution, 40% in H2O CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY082-5ml ethylamine solution Product Name:ethylamine solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY632-100ml p-Dimethylaminobenzaldehyde solution Product Name:p-Dimethylaminobenzaldehyde solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2025BZ005-50ml Lithium single element solution standard, 100μg/mL Product Name:Lithium single element solution standard, 100μg/mL CAS No.:N/A Molecular Formula:
Product Number:050297.00019 Nano Reagent Product Name:Nano Reagent CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ426-1ml SCCPs C10-C13 in cyclohexane, 63% Cl standard solution Product Name:SCCPs C10-C13 in cyclohexane, 63% Cl standard solution CAS No.:85535-85-9 Molecular Formula:
Product Number:PCL-2024BZ427-1ml Short-chained chlorinated paraffins C10-C13 in cyclohexane, 51.5% Cl standard solution Product Name:Short-chained chlorinated paraffins C10-C13 in cyclohexane, 51.5% Cl standard solution CAS No.:85535-85-9 Molecular Formula:
Product Number:PCL-2024BZ428-1ml Chlorinated paraffins C10-C13 in cyclohexane, 55.5% Cl standard solution Product Name:Chlorinated paraffins C10-C13 in cyclohexane, 55.5% Cl standard solution CAS No.:85535-84-8 Molecular Formula:
Product Number:GBW(E)084622 Ammonia nitrogen solution in water standard substance Urel=1% , k=2 Product Name:Ammonia nitrogen solution in water standard substance Urel=1% , k=2 CAS No.:N/A Molecular Formula:
Product Number:GBW(E)084807 Chemical Oxygen Demand (CODCr) solution standard substance Urel=1% , k=2 Product Name:Chemical Oxygen Demand (CODCr) solution standard substance Urel=1% , k=2 CAS No.:N/A Molecular Formula:
Product Number:BWY0803114 Standard for total phosphorus solution in water Urel=2% , k=2 Product Name:Standard for total phosphorus solution in water Urel=2% , k=2 CAS No.:N/A Molecular Formula:
Product Number:BWY0803115 Standard for total nitrogen solution in water Urel=2% , k=2 Product Name:Standard for total nitrogen solution in water Urel=2% , k=2 CAS No.:N/A Molecular Formula:
Product Number:PCL-#-2024BZ395-50ml standard solution of hydrogen peroxide Product Name:standard solution of hydrogen peroxide CAS No.:7722-84-1 Molecular Formula:
Product Number:PCL-2024BZ693-50ml titanium dioxide standard solution Product Name:titanium dioxide standard solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2025SY002-50ml Potassium fluoride solution Product Name:Potassium fluoride solution CAS No.:N/A Molecular Formula:
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