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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-2024HC016-500ml Barbiturate HCl buffer Product Name:Barbiturate HCl buffer CAS No.: Molecular Formula:
Product Number:PCL-2024HC037-500ml Glycine-NaOH buffer(100mM,pH9.0) Product Name:Glycine-NaOH buffer(100mM,pH9.0) CAS No.: Molecular Formula:
Product Number:PCL-2024HC036-500ml Glycine-NaOH buffer(100mM,pH10.0) Product Name:Glycine-NaOH buffer(100mM,pH10.0) CAS No.: Molecular Formula:
Product Number:PCL-2024HC035-1L Sodium Azide-PBS Buffer Product Name:Sodium Azide-PBS Buffer CAS No.: Molecular Formula:
Product Number:PCL-#-HC019-250ml Calcium Hydroxide Standard Buffer Product Name:Calcium Hydroxide Standard Buffer CAS No.: Molecular Formula:
Product Number:PCL-2024HC014-500ml Boric acid buffer solution (pH8.8) Product Name:Boric acid buffer solution (pH8.8) CAS No.: Molecular Formula:
Product Number:PCL-2024HC005-500ml Imidazole buffer Product Name:Imidazole buffer CAS No.: Molecular Formula:
Product Number:PCL-2024HC021-500ml 50×TAE buffer Product Name:50×TAE buffer CAS No.: Molecular Formula:
Product Number:PCL-2024HC019-500ml Sodium barbital solution(0.1M) Product Name:Sodium barbital solution(0.1M) CAS No.: Molecular Formula:
Product Number:PCL-2024HC018-500ml Barbiturate sodium acetate solution 500ml Product Name:Barbiturate sodium acetate solution 500ml CAS No.: Molecular Formula:
Product Number:PCL-2020HC011-100ml Barbiturate-sodium chloride buffer 100ml Product Name:Barbiturate-sodium chloride buffer 100ml CAS No.: Molecular Formula:
Product Number:PCL-#-TCY001-250ml Potassium chloride electrode filling solution(250ml) Product Name:Potassium chloride electrode filling solution(250ml) CAS No.: Molecular Formula:
Product Number:PCL-2024HC006-250ml pH buffer(PH9.21) Product Name:pH buffer(PH9.21) CAS No.: Molecular Formula:
Product Number:PCL-2020HC069-250ml PH buffer solution, pH 6.0 Product Name:PH buffer solution, pH 6.0 CAS No.: Molecular Formula:
Product Number:PCL-#-TCY001-25ml Potassium chloride electrode filling solution(25ml) Product Name:Potassium chloride electrode filling solution(25ml) CAS No.: Molecular Formula:
Product Number:PCL-2020HC072-250ml pH buffer solution(PH 9.0) Product Name:pH buffer solution(PH 9.0) CAS No.: Molecular Formula:
Product Number:PCL-2020HC060-100ml Phthalate Standard Buffer 100ml Product Name:Phthalate Standard Buffer 100ml CAS No.: Molecular Formula:
Product Number:PCL-2020HC071-250ml pH buffer solution(PH 8.0) Product Name:pH buffer solution(PH 8.0) CAS No.: Molecular Formula:
Product Number:PCL-2020HC070-250ml PH buffer solution, pH 4.0 Product Name:PH buffer solution, pH 4.0 CAS No.: Molecular Formula:
Product Number:PCL-2024HC077-500ml Buffer solution (pH=7；GB/T 12496.10) Product Name:Buffer solution (pH=7；GB/T 12496.10) CAS No.: Molecular Formula:
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