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:PCL-2023HJ192		Product Name:Standard sample/water quality Mixed standard of four metals/mercury, arsenic, selenium and antimony	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ191		Product Name:Standard/mixed standard of 6 metals/aluminum iron arsenic selenium mercury lead	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ198		Product Name:Standard sample/mixed standard of five metals/arsenic bismuth mercury antimony selenium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ200		Product Name:Standard sample/mixed standard of 5 metals/mercury, arsenic, selenium, bismuth and antimony	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ196		Product Name:Standard sample/mixed standard of 5 metals/mercury arsenic selenium antimony nickel	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ195		Product Name:Standard sample/mixed standard of 5 metals/mercury antimony tin molybdenum boron	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ199		Product Name:Standard sample/mixed standard of 5 metals/boron mercury lithium tin titanium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ590		Product Name:Standard sample/mixed standard of 20 metals/iron cobalt nickel manganese zinc copper molybdenum selenium tungsten boron potassium calcium sodium magnesium phosphorus cadmium lead chromium arsenic mercury	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ594		Product Name:Standard/22 kinds of metal mixed standard/lithium boron sodium magnesium aluminum potassium calcium chromium manganese iron nickel copper zinc arsenic selenium strontium cadmium tin antimony barium mercury lead	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ110		Product Name:Reference material/mercury in water/medium: 1% nitric acid/10 bottles	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ351		Product Name:Standard sample/11 kinds of metal mixed standard/boron gallium germanium mercury indium niobium phosphorus rubidium titanium tungsten zirconium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ593		Product Name:Standard sample/21 kinds of metal mixed standard/Al As Ba Ca Cr Cd Cu Fe Hg Mg Na Ni P Co Pb Sn Se Sr Zn K	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ350		Product Name:Standard sample/11 metals mixed standard/Al Bi Cd Cu Fe Hg In Mg Ni Pb Sb	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ591		Product Name:Standard sample/21 kinds of metal mixed standard/beryllium boron aluminum titanium vanadium chromium manganese iron cobalt nickel copper zinc arsenic selenium molybdenum cadmium antimony barium mercury thallium lead	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ598		Product Name:Standard sample/21 kinds of metal mixed standard/Al As B Ba Ca Cd Co Cr Cu Fe Hg K Li Mg Na Ni Pb Se V Zn	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ356		Product Name:Standard sample/mixed standard of 11 metals/arsenic gold cadmium chromium copper mercury molybdenum nickel lead selenium zinc	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ597		Product Name:Standard sample/21 kinds of metal mixed standard/Al As Ca Co Cr Cu Fe Hg K Li Mg Mn Na Ni P Pb S Sn Sc V Zn	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ355		Product Name:Standard/mixed standard of 5 metals/tin bismuth mercury calcium magnesium/medium: 10% nitric acid+hydrochloric acid	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ114		Product Name:Standard sample/mercury in water/medium: nitric acid+hydrochloric acid/validity period: 6 months	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ596		Product Name:Standard sample/21 kinds of metal mixed standard/Al As Ba Ca Cd Co Cr Cu Fe Hg K Mg Na Ni Pb Se Sr Tl V Zn	CAS No.:	Molecular Formula:

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