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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.

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Product Number	Product Name	CAS No.	Molecular Formula
Product Number:PCL-2023HJ409	Product Name:Standard/mixed standard of 8 metals/gold mercury iridium neodymium palladium platinum rhodium ruthenium/medium: nitric acid+hydrofluoric acid	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ660	Product Name:Standard/24 kinds of metal mixed standard/Al As B Ba Be Cd Co Cr Cu Fe Hg K Mg Mo Na Ni Pb Sb Se Ti Tl V Zn	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ664	Product Name:Standard sample/26 kinds of metal mixed standard/potassium calcium sodium magnesium aluminum arsenic boron barium beryllium cadmium chromium copper iron mercury lithium manganese molybdenum nickel phosphorus lead antimony selenium strontium vanadium zinc	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ663	Product Name:Standard sample/23 kinds of metal mixed standard/aluminum arsenic boron barium beryllium cadmium cobalt chromium copper iron mercury manganese molybdenum phosphorus lead platinum selenium tin strontium thallium vanadium zinc	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ662	Product Name:Standard sample/mixed standard of 23 metals/gold arsenic aluminum barium beryllium bismuth calcium cadmium chromium copper iron gallium mercury potassium magnesium manganese sodium nickel lead tin titanium zinc	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ420	Product Name:Standard sample/mixed standard of 9 metals/calcium mercury potassium phosphorus magnesium sulfide sodium boron iron/medium: nitric acid+hydrochloric acid	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ661	Product Name:Standard/24 kinds of metal mixed standard/manganese lead arsenic nickel barium boron sodium magnesium potassium calcium titanium vanadium chromium iron cobalt copper zinc selenium molybdenum cadmium tin antimony mercury thallium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ657	Product Name:Standard/mixed standard of 18 metals/arsenic boron barium beryllium bismuth cadmium chromium copper iron mercury manganese molybdenum nickel lead antimony selenium thallium zinc/medium: hydrochloric acid+nitric acid	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ415	Product Name:Standard sample/mixed standard of 14 metals/aluminum calcium cadmium chromium copper iron mercury potassium magnesium manganese sodium nickel lead zinc	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ656	Product Name:Standard sample/23 kinds of metal mixed standard/Al As B Be Ca Cd Co Cr Cu Fe Hg K Mo Na Ni Pb Sb Se Ti Tl V Zn	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ414	Product Name:Standard sample/mixed standard of 14 metals/calcium magnesium aluminum iron manganese zinc copper cadmium lead chromium arsenic vanadium selenium mercury	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ413	Product Name:Standard/mixed standard of four metals/arsenic selenium antimony mercury/medium: 10% nitric acid+hydrochloric acid+hydrofluoric acid	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ645	Product Name:Standard sample/mixed standard of 23 metals/aluminum, arsenic, boron, calcium, cadmium, cobalt, chromium, copper, iron, mercury, indium, magnesium, manganese, nickel, phosphorus, lead, antimony, selenium, silicon, tin, vanadium, zinc, zirconium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ412	Product Name:Standard sample/mixed standard of 7 metals/beryllium germanium mercury molybdenum antimony tin titanium/medium: nitric acid+hydrofluoric acid	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ419	Product Name:Standard/mixed standard of 10 metals/copper, lead, chromium, cadmium, nickel, zinc, mercury, tin, beryllium, arsenic/10 bottles	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ659	Product Name:Standard sample/mixed standard of 23 metals/aluminum, arsenic, barium, calcium, cadmium, chromium, copper, iron, mercury, potassium, boron, magnesium, manganese, sodium, nickel, lead, antimony, selenium, tin, strontium, titanium, zinc, phosphorus	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ417	Product Name:Standard sample/mixed standard of 14 metals/As, Ca, Cd, Co, Cr, Cu, Fe, Hg, Mg, Ni, P, Pb, Zn	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ658	Product Name:Standard sample/17 kinds of metal mixed standard/boron aluminum copper zinc barium chromium manganese cobalt nickel arsenic selenium cadmium tin antimony lead strontium mercury/medium: hydrochloric acid+nitric acid	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ416	Product Name:Standard sample/mixed standard of 14 metals/boron phosphorus titanium gallium germanium rubidium zirconium niobium indium tungsten mercury molybdenum silicon tin	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ671	Product Name:Standard sample/mixed standard of 24 metals/manganese lead arsenic nickel barium boron sodium magnesium potassium calcium titanium vanadium chromium iron cobalt copper zinc selenium molybdenum cadmium tin antimony mercury thallium	CAS No.:	Molecular Formula: