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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-2020DD203-500ml Sodium thiosulfate titration solution standard substance Product Name:Sodium thiosulfate titration solution standard substance CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ282-1L Standard solution of potassium iodate Product Name:Standard solution of potassium iodate CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY209-100ml Phenol reagent Product Name:Phenol reagent CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY208-100ml Thiourea solution Product Name:Thiourea solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024HC001-500ml PBS buffer solution Product Name:PBS buffer solution CAS No.: Molecular Formula:
Product Number:GSB 04-1721-2004 Cadmium standard solution Product Name:Cadmium standard solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2020DD030-500ml Sodium Thiosulfate Titration Solution Product Name:Sodium Thiosulfate Titration Solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2023RY030-500ml Chloride ion solution standard substance Product Name:Chloride ion solution standard substance CAS No.: Molecular Formula:
Product Number:PCL-#-BSY027-100ml Brown standard colorimetric solution Product Name:Brown standard colorimetric solution CAS No.:N/A Molecular Formula:
Product Number:PCL-#-BSY018-5ml Brownish-yellow standard colorimetric solution Product Name:Brownish-yellow standard colorimetric solution CAS No.:N/A Molecular Formula:
Product Number:P196509-100ml phenolphthalein indicator Product Name:phenolphthalein indicator CAS No.:77-09-8 Molecular Formula:
Product Number:PCL-2024RY157-100ml Ammonia Product Name:Ammonia CAS No.:N/A Molecular Formula:
Product Number:S111506-1L standard solution of sodium hydroxide Product Name:standard solution of sodium hydroxide CAS No.:1310-73-2 Molecular Formula:
Product Number:A116375-500g Ammonium molybdate, tetrahydrate Product Name:Ammonium molybdate, tetrahydrate CAS No.:12054-85-2 Molecular Formula:
Product Number:A112646-500g Ammonium ferrous sulfate, hexahydrate Product Name:Ammonium ferrous sulfate, hexahydrate CAS No.:7783-85-9 Molecular Formula:
Product Number:C110828-250g Copper sulfate, anhydrous Product Name:Copper sulfate, anhydrous CAS No.:7758-98-7 Molecular Formula:
Product Number:D100398-25g Sodium diphenylamine sulfonate Product Name:Sodium diphenylamine sulfonate CAS No.:6152-67-6 Molecular Formula:
Product Number:T107617-100g anhydrous stannous chloride Product Name:anhydrous stannous chloride CAS No.:7772-99-8 Molecular Formula:
Product Number:Z112714-500g Zinc granules Product Name:Zinc granules CAS No.:7440-66-6 Molecular Formula:
Product Number:PCL-2024BZ012-1mL Standard solution of vinyl chloride in methanol Product Name:Standard solution of vinyl chloride in methanol CAS No.: Molecular Formula:
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