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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-2024RY508-100ml Silver diethyldithiocarbamate-triethylamine trichloromethane solution Product Name:Silver diethyldithiocarbamate-triethylamine trichloromethane solution CAS No.: Molecular Formula:
Product Number:PCL-2024RY507-100ml Lead acetate (alkaline solution) Product Name:Lead acetate (alkaline solution) CAS No.: Molecular Formula:
Product Number:PCL-2024RY505-100ml Acetic acid solution(30%;GB603) Product Name:Acetic acid solution(30%;GB603) CAS No.: Molecular Formula:
Product Number:PCL-2024RY503-100ml Acetic acid solution(5%;GB603) Product Name:Acetic acid solution(5%;GB603) CAS No.: Molecular Formula:
Product Number:PCL-2024RY504-100ml Acetic acid solution(6%;GB603) Product Name:Acetic acid solution(6%;GB603) CAS No.: Molecular Formula:
Product Number:PCL-2024RY506-100ml Glyoxal di-o-aminophenol ethanol solution Product Name:Glyoxal di-o-aminophenol ethanol solution CAS No.: Molecular Formula:
Product Number:PCL-2024RY502-100ml EDTA magnesium disodium solution Product Name:EDTA magnesium disodium solution CAS No.: Molecular Formula:
Product Number:PCL-2024RY510-100ml 4,7-Diphenyl-1,10-phenanthroline solution Product Name:4,7-Diphenyl-1,10-phenanthroline solution CAS No.: Molecular Formula:
Product Number:PCL-2024RY523-100ml 1,10-Phenanthroline Solution Product Name:1,10-Phenanthroline Solution CAS No.: Molecular Formula:
Product Number:PCL-2024ZSY121-100ml 2,4-Dinitrophenol Indicator Product Name:2,4-Dinitrophenol Indicator CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY561-20g o-Cresolphthalein complexing agent-naphthol green B mixed indicator Product Name:o-Cresolphthalein complexing agent-naphthol green B mixed indicator CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY560-100ml o-Cresolphthalein Indicator Solution Product Name:o-Cresolphthalein Indicator Solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY552-100ml Diphenylazocarbohydrazide indicator solution Product Name:Diphenylazocarbohydrazide indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY034-100ml Thymephthalein indicator solution Product Name:Thymephthalein indicator solution CAS No.:125-20-2 Molecular Formula:
Product Number:PCL-2024ZSY556-100ml Methyl violet indicator solution Product Name:Methyl violet indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY554-20g Methylthymol blue indicator Product Name:Methylthymol blue indicator CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY562-100ml o-Tolidine indicator solution Product Name:o-Tolidine indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY557-100ml p-Nitrophenol indicator solution Product Name:p-Nitrophenol indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY553-100ml 4-(2-Pyridylazo)-resorcinol indicator solution Product Name:4-(2-Pyridylazo)-resorcinol indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SY070-100ml a-Naphthol phenylmethanol-acetic acid indicator solution Product Name:a-Naphthol phenylmethanol-acetic acid indicator solution CAS No.:N/A Molecular Formula:
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