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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 Image Product Name CAS No. Molecular Formula
Product Number:PCL-2025BY109-1L Potassium dihydrogen phosphate solution standard substance Product Name:Potassium dihydrogen phosphate solution standard substance CAS No.: Molecular Formula:
Product Number:PCL-2024BZ025-100ml Sodium dihydrogen phosphate solution standard substance Product Name:Sodium dihydrogen phosphate solution standard substance CAS No.: Molecular Formula:
Product Number:PCL-2023BZ918-20mL Sulfite solution in water Product Name:Sulfite solution in water CAS No.: Molecular Formula:
Product Number:PCL-#-HC975-500ml EDTA solution standard substance Product Name:EDTA solution standard substance CAS No.: Molecular Formula:
Product Number:PCL-2024BZ024-50ml Ethylene oxide standard solution(20ug/ml in H2O) Product Name:Ethylene oxide standard solution(20ug/ml in H2O) CAS No.: Molecular Formula:
Product Number:PCL-2024BZ023-50ml Ethylene oxide standard solution(14ug/ml in H2O) Product Name:Ethylene oxide standard solution(14ug/ml in H2O) CAS No.: Molecular Formula:
Product Number:PCL-2024BZ022-50ml Ethylene oxide standard solution(10ug/mL) Product Name:Ethylene oxide standard solution(10ug/mL) CAS No.: Molecular Formula:
Product Number:PCL-2024BZ021-50ml Ethylene oxide standard solution(6ug/ml in H2O) Product Name:Ethylene oxide standard solution(6ug/ml in H2O) CAS No.: Molecular Formula:
Product Number:PCL-2024BZ020-50ml Ethylene oxide standard solution(2ug/ml in H2O) Product Name:Ethylene oxide standard solution(2ug/ml in H2O) CAS No.: Molecular Formula:
Product Number:PCL-2024BZ019-50ml Perchlorate solution in water Product Name:Perchlorate solution in water CAS No.: Molecular Formula:
Product Number:PCL-KR745-4ml Karl Fischer water content standard sample 10mg/g Product Name:Karl Fischer water content standard sample 10mg/g CAS No.: Molecular Formula:
Product Number:PCL-KR744-4ml Karl Fischer water content standard sample 1mg/g Product Name:Karl Fischer water content standard sample 1mg/g CAS No.: Molecular Formula:
Product Number:PCL-KR743-4ml Karl Fischer water content standard sample 0.1mg/g Product Name:Karl Fischer water content standard sample 0.1mg/g CAS No.: Molecular Formula:
Product Number:PCL-XF578-500ml Suspended matter standard solution Product Name:Suspended matter standard solution CAS No.: Molecular Formula:
Product Number:PCL-2024BZ017-20mL Phenol solution in methanol standard substance Product Name:Phenol solution in methanol standard substance CAS No.: Molecular Formula:
Product Number:PCL-2024BZ016-10mL Diethylene glycol, ethylene glycol, 1,2-propylene glycol mixed solution in methanol standard substance Product Name:Diethylene glycol, ethylene glycol, 1,2-propylene glycol mixed solution in methanol standard substance CAS No.: Molecular Formula:
Product Number:PCL-2024BZ015-30mL Standard substance of n-hexanol solution in methanol Product Name:Standard substance of n-hexanol solution in methanol CAS No.: Molecular Formula:
Product Number:PCL-2024SY118-500ml Dilute nitric acid solution Product Name:Dilute nitric acid solution CAS No.: Molecular Formula:
Product Number:PCL-2023SY185-100ml Preparation of mercuric bromide solution from ethanol Product Name:Preparation of mercuric bromide solution from ethanol CAS No.: Molecular Formula:
Product Number:PCL-2021BZ257-500ml 30% Hydrogen chloride isopropanol solution Product Name:30% Hydrogen chloride isopropanol solution CAS No.: Molecular Formula:
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