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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-2021BSY076-100ml Platinum cobalt standard colorimetric solution Product Name:Platinum cobalt standard colorimetric solution CAS No.: Molecular Formula:
Product Number:PCL-#-BG023-100ml Platinum-Cobalt Standard Solution, 3°C Product Name:Platinum-Cobalt Standard Solution, 3°C CAS No.: Molecular Formula:
Product Number:PCL-#-BG022-100ml Platinum-Cobalt Standard Solution, 2°C Product Name:Platinum-Cobalt Standard Solution, 2°C CAS No.: Molecular Formula:
Product Number:PCL-#-ZDBSY042-100ml Turbidity Standard Stock Solution(7500NTU) Product Name:Turbidity Standard Stock Solution(7500NTU) CAS No.: Molecular Formula:
Product Number:PCL-#-ZDBSY041-100ml Turbidity standard colorimetric solution(1000NTU) Product Name:Turbidity standard colorimetric solution(1000NTU) CAS No.: Molecular Formula:
Product Number:PCL-#-ZDBSY039-100ml Turbidity standard colorimetric solution(20NTU,100ml) Product Name:Turbidity standard colorimetric solution(20NTU,100ml) CAS No.: Molecular Formula:
Product Number:PCL-#-ZDBSY018-100ml Turbidity standard colorimetric solution(200NTU [2020Chp]) Product Name:Turbidity standard colorimetric solution(200NTU [2020Chp]) CAS No.: Molecular Formula:
Product Number:PCL-#-ZDBSY038-100ml Turbidity standard colorimetric solution(<0.1NTU) Product Name:Turbidity standard colorimetric solution(<0.1NTU) CAS No.: Molecular Formula:
Product Number:PCL-#-ZDBSY039-50ml Turbidity standard colorimetric solution(20NTU,10ml) Product Name:Turbidity standard colorimetric solution(20NTU,10ml) CAS No.: Molecular Formula:
Product Number:PCL-2024BSY020-10ml USP Colorimetric Fluid 10ml Product Name:USP Colorimetric Fluid 10ml CAS No.: Molecular Formula:
Product Number:PCL-#-BSY025-100ml USP Colorimetric Fluid 100ml Product Name:USP Colorimetric Fluid 100ml CAS No.: Molecular Formula:
Product Number:PCL-#-BSY024-100ml European Pharmacopoeia Y (yellow) standard colorimetric stock solution Product Name:European Pharmacopoeia Y (yellow) standard colorimetric stock solution CAS No.: Molecular Formula:
Product Number:PCL-#-BSYLST002-100ml Standard copper sulfate colorimetric solution Product Name:Standard copper sulfate colorimetric solution CAS No.: Molecular Formula:
Product Number:PCL-#-BSYSLHT002-100ml Standard ferric chloride colorimetric solution Product Name:Standard ferric chloride colorimetric solution CAS No.: Molecular Formula:
Product Number:PCL-#-BSYLHG002-100ml Standard cobalt chloride colorimetric solution Product Name:Standard cobalt chloride colorimetric solution CAS No.: Molecular Formula:
Product Number:PCL-#-BSY023-5ml European Pharmacopoeia Standard Colorimetric Solution Y5 Product Name:European Pharmacopoeia Standard Colorimetric Solution Y5 CAS No.: Molecular Formula:
Product Number:PCL-#-BSY022-5ml European Pharmacopoeia Yellow-Green Standard Colorimetric Fluid GY6 Product Name:European Pharmacopoeia Yellow-Green Standard Colorimetric Fluid GY6 CAS No.: Molecular Formula:
Product Number:PCL-2021BSY058-5ml Orange-red standard colorimetric solution color number 7 Product Name:Orange-red standard colorimetric solution color number 7 CAS No.: Molecular Formula:
Product Number:PCL-2021BSY057-5ml Orange-red standard colorimetric solution color number 6 Product Name:Orange-red standard colorimetric solution color number 6 CAS No.: Molecular Formula:
Product Number:PCL-2021BSY075-10ml Brown-red standard colorimetric solution (set) Product Name:Brown-red standard colorimetric solution (set) CAS No.: Molecular Formula:
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