Hengyuan Fine Chemical | Reference Materials and Standards | 50,000+ Ready-to-Ship, High-Precision Solutions

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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.

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

Product Number	Product Name	CAS No.	Molecular Formula
Product Number:PCL-2023HJ116	Product Name:Standard sample/mercury in water/medium: 3% hydrochloric acid+nitric acid/validity period: 6 months	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ599	Product Name:Standard sample/21 kinds of metal mixed standard/aluminum arsenic boron barium calcium cadmium chromium copper iron mercury potassium magnesium sodium nickel lead selenium thallium vanadium zinc	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ357	Product Name:Standard sample/mixed standard of 11 metals/arsenic boron cadmium chromium copper iron mercury manganese molybdenum lead zinc	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ115	Product Name:Standard sample/mercury in water/medium: nitric acid+hydrochloric acid/validity period: six months	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ118	Product Name:Standard/mercury in water/medium: 1% nitric acid/validity period: 3 months/10 bottles	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ378	Product Name:Standard sample/mixed standard of 12 metals/arsenic selenium beryllium barium cadmium chromium copper nickel lead calcium zinc mercury	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ377	Product Name:Standard/mixed standard of 13 metals/aluminum arsenic boron beryllium barium calcium cadmium cobalt chromium copper iron mercury potassium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ136	Product Name:Standard sample/water quality mercury/atomic fluorescence/validity period 6 months	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ376	Product Name:Standard sample/mixed standard of 12 metals/aluminum arsenic beryllium cadmium chromium mercury manganese nickel lead antimony selenium thallium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ134	Product Name:Standard sample/water quality Mixed standard of four metals/mercury lithium magnesium lead	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ133	Product Name:Standard sample/water quality Mixed standard of two metals/arsenic and mercury	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ369	Product Name:Standard/14 kinds of metal mixed standard/barium cadmium mercury cobalt lithium aluminum manganese molybdenum lead arsenic strontium iron copper zinc	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ368	Product Name:Standard sample/mixed standard of 13 metals/lead cadmium arsenic mercury iron manganese copper zinc selenium antimony lithium strontium nickel	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ381	Product Name:Standard sample/mixed standard of 7 metals/lead cadmium chromium arsenic mercury selenium antimony/medium: nitric acid+hydrochloric acid	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ380	Product Name:Standard sample/mixed standard of 12 metals/arsenic gold beryllium mercury iridium palladium platinum rhodium ruthenium selenium tellurium vanadium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ385	Product Name:Standard sample/mixed standard of 12 metals/Fe Mn Cu Zn Pb Hg Cd As W Al Ca Mg	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ143	Product Name:Standard sample/water quality 10 kinds of metal mixed standard/lead mercury arsenic selenium iron copper manganese chromium cadmium titanium	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ384	Product Name:Standard sample/mixed standard of 3 metals/mercury, arsenic and selenium/validity period of 6 months/for ICP analysis	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ142	Product Name:Standard sample/water quality 11 metals mixed standard/cadmium arsenic lead mercury boron cobalt palladium platinum vanadium nickel aluminum	CAS No.:	Molecular Formula:
Product Number:PCL-2023HJ383	Product Name:Standard/mixed standard of 8 metals/arsenic calcium mercury potassium magnesium sodium phosphorus lead/medium: nitric acid+hydrochloric acid	CAS No.:	Molecular Formula: