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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-2021BZ016-50ml Carbonyl compounds (CO) standard solution Product Name:Carbonyl compounds (CO) standard solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY148-500ml Folin test solution Product Name:Folin test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY100-100ml Nitrochromic acid test solution Product Name:Nitrochromic acid test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY206-100ml Boric acid test solution Product Name:Boric acid test solution CAS No.: Molecular Formula:
Product Number:PCL-#-D004-1ml 1. 4-Dioxane standard solution Product Name:1. 4-Dioxane standard solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY154-100ml Dilute basic lead acetate solution Product Name:Dilute basic lead acetate solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY036-100ml Sodium nitrosoferricyanide TS Product Name:Sodium nitrosoferricyanide TS CAS No.: Molecular Formula:
Product Number:PCL-2021SY207-10ml Basic trinitrophenol test solution Product Name:Basic trinitrophenol test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY146-100ml Bromothymol blue test solution Product Name:Bromothymol blue test solution CAS No.: Molecular Formula:
Product Number:PCL-2024SY025-100ml α-Naphthol TS Product Name:α-Naphthol TS CAS No.: Molecular Formula:
Product Number:PCL-2021SY151-100ml Acidic ammonium ferric sulfate test solution Product Name:Acidic ammonium ferric sulfate test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY093-100ml Ferric Perchlorate TS Product Name:Ferric Perchlorate TS CAS No.: Molecular Formula:
Product Number:PCL-2021RY003-500ml Potassium chloride standard solution Product Name:Potassium chloride standard solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY040-100ml Sodium cobalt nitrite test solution Product Name:Sodium cobalt nitrite test solution CAS No.: Molecular Formula:
Product Number:PCL-JB-001 Toluene aqueous solution Product Name:Toluene aqueous solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY103-250ml Silver nitrate test solution Product Name:Silver nitrate test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY038-100ml Sodium nitrite ethanol test solution Product Name:Sodium nitrite ethanol test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY050-100ml Phthalaldehyde test solution Product Name:Phthalaldehyde test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY139-500ml Improved bismuth potassium iodide test solution Product Name:Improved bismuth potassium iodide test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY204-100ml Barium nitrate test solution Product Name:Barium nitrate test solution CAS No.: Molecular Formula:
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