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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.

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Product Number	Product Name	CAS No.	Molecular Formula
Product Number:PCL-2023HJ672	Product Name:Standard sample/mixed standard of 24 metals/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-2023HJ668	Product Name:Standard sample/mixed standard of 20 metals/aluminum arsenic barium beryllium cadmium cobalt chromium copper iron mercury lithium manganese molybdenum nickel lead antimony tin thallium vanadium zinc/validity period 6 months	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ667	Product Name:Standard sample/26 kinds of metal mixed standard/Al As Ba Be Bi Ca Cd Cr Cu Fe Hg K Li Mg Na Ni P Pb Sb Se Sr Tl V Zn	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ666	Product Name:Standard/27 kinds of metal mixed standard/calcium iron copper zinc chromium nickel aluminum magnesium sodium potassium cadmium arsenic mercury molybdenum antimony boron selenium lead barium manganese phosphorus sulfur silicon tin zirconium vanadium strontium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ431	Product Name:Standard sample/mixed standard of 14 metals/potassium calcium sodium magnesium manganese zinc iron arsenic mercury copper lead cadmium nickel chromium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ665	Product Name:Standard/27 kinds of metal mixed standard/aluminum arsenic barium beryllium bismuth calcium cadmium cerium cobalt chromium copper iron gallium mercury indium potassium lithium magnesium manganese sodium nickel lead selenium strontium thallium vanadium zinc	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ430	Product Name:Standard/15 kinds of metal mixed standard/potassium calcium sodium magnesium iron manganese copper zinc aluminum mercury arsenic selenium cadmium chromium lead	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ421	Product Name:Standard sample/mixed standard of 14 metals/aluminum iron manganese copper zinc arsenic selenium mercury cadmium lead nickel barium antimony tin	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ669	Product Name:Standard sample/mixed standard of 24 metals/Al As Ba Cd Co Cr Cu Li Mn Mo Ni Pb Sb Se Sn V Zn Hg Ir Pt Pd Rb Ru Fe	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ682	Product Name:Standard sample/27 kinds of metal mixed standard/barium bismuth vanadium calcium cadmium chromium mercury cobalt gallium potassium lithium ruthenium aluminum magnesium manganese sodium nickel beryllium lead arsenic strontium thallium antimony iron copper selenium indium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ440	Product Name:Standard/15 kinds of metal mixed standard/mercury, lead, antimony, arsenic, bismuth, cadmium, gallium, indium, magnesium, tin, zinc, aluminum, copper, iron, phosphorus	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ681	Product Name:Standard/18 kinds of metal mixed standard/cadmium chromium mercury aluminum manganese molybdenum sodium nickel boron beryllium lead arsenic thallium antimony iron copper selenium zinc/medium: nitric acid+hydrofluoric acid	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ680	Product Name:Standard/17 kinds of metal mixed standard/aluminum, arsenic, boron, barium, cadmium, chromium, copper, mercury, manganese, nickel, lead, antimony, selenium, tin, strontium, zinc/medium: 20% nitric acid+hydrochloric acid	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ202	Product Name:Standard sample/mixed standard of 6 metals/cadmium chromium mercury lithium lead silicon	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ685	Product Name:Standard/26 kinds of metal mixed standard/lead cadmium arsenic mercury selenium chromium tin copper iron manganese zinc nickel aluminum antimony potassium sodium calcium magnesium boron barium strontium molybdenum thallium titanium vanadium cobalt	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ443	Product Name:Standard sample/mixed standard of 14 metals/arsenic cadmium cobalt chromium copper mercury potassium manganese sodium nickel lead antimony tin thallium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ201	Product Name:Standard sample/mixed standard of 6 metals/arsenic cadmium lead chromium selenium mercury	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ684	Product Name:Standard/26 kinds of metal mixed standard/lithium beryllium boron phosphorus vanadium chromium manganese iron cobalt nickel copper zinc gallium germanium arsenic selenium rubidium strontium cadmium antimony cesium barium mercury thallium lead bismuth	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ433	Product Name:Standard sample/mixed standard of 14 metals/Na Fe Zn Cu Ni Mg Al Hg As Ca Pb K Co Cr	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ683	Product Name:Standard/28 kinds of metal mixed standard/arsenic selenium mercury lithium beryllium titanium vanadium chromium manganese cobalt nickel copper zinc gallium rubidium strontium zirconium niobium molybdenum antimony cesium barium tungsten thallium lead bismuth tantalum	CAS No.:	Molecular Formula: