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.

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Hengyuan Fine Chemical—where precision becomes a habit and trust becomes a bond.

Product Number	Image	Product Name	CAS No.	Molecular Formula
Product Number:BWZ8220-2016		Product Name:Standard substance for barium perchlorate titration solution	CAS No.:N/A	Molecular Formula:
Product Number:PCL-NC067		Product Name:Mixed standard of 208 pesticides in ethyl acetate/acetone/GB 23200.113-2018	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2021SY188-500ml		Product Name:trinitrophenol test solution	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ696-100ml		Product Name:Sodium silicate solution labeled	CAS No.:N/A	Molecular Formula:
Product Number:PCL-#-Tr085-1ml		Product Name:Standard substance for triphenyl phosphate solution in acetonitrile	CAS No.:115-86-6	Molecular Formula:
Product Number:PCL-2024RY1008-100ml		Product Name:Chloroimino-2,6-dichloroquinone test solution	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024RY1011-100mL		Product Name:Picric acid solution	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ695-100ml		Product Name:Sodium silicate solution standard substance	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2025HC001-1L		Product Name:PH 1.0 buffer	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ096-100ml		Product Name:Glucuronic acid standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2024BZ167-100ml		Product Name:Potassium hydrogen phthalate solution standard substance	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ1015		Product Name:Quality control samples of chloramphenicol in cosmetics	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ1011		Product Name:Quality control samples of sorbic acid in apple juice	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ1010		Product Name:Quality control samples of benzoic acid in wine	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2025ZSY002-500ml		Product Name:Phenolphthalein indicator solution, 0.1%	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024ZSY018-500ml		Product Name:Methyl orange indicator solution, 0.1%	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2025RY005-250ml		Product Name:Chromium Black T solution, 0.5%	CAS No.:1787-61-7	Molecular Formula:
Product Number:PCL-2024RY527-100ml		Product Name:Ammonium metavanadate solution	CAS No.:	Molecular Formula:
Product Number:PCL-2024BZ1012-2ml		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		Product Name:aqueous solution of methylamine	CAS No.:N/A	Molecular Formula:

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