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-2023BZ088-50ml		Product Name:Bismuth (Bi) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ071-25ml		Product Name:Conductivity calibration fluid	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ113-50ml		Product Name:Niobium (Nb) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ098-50ml		Product Name:Zirconium ion standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ092-50ml		Product Name:Trivalent chromium standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ122-50ml		Product Name:Beryllium (Be) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ125-50ml		Product Name:Tungsten (W) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ154-250ml		Product Name:Electrode replenisher	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ109-50ml		Product Name:Zinc (Zn) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ106-50ml		Product Name:Manganese (Mn) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ057-50ml		Product Name:Potassium (K) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ107-50ml		Product Name:Copper element solution standard substance	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ069-50ml		Product Name:Silicon (Si) Standard Solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ084-100ml		Product Name:Anion mixed standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ121-50ml		Product Name:Bromide ion standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ077-50ml		Product Name:Scandium (Sc) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ096-50ml		Product Name:4 kinds of cation mixed standards (potassium ion, sodium ion, calcium ion, magnesium ion)	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ118-50ml		Product Name:Cesium (Cs) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ058-50ml		Product Name:Chromium (Cr) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2023BZ061-50ml		Product Name:Sulfur (S) standard solution	CAS No.:	Molecular Formula:

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