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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-2021SY087-500ml Ammonia silver nitrate test solution Product Name:Ammonia silver nitrate test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY047-100ml Sudan III test solution Product Name:Sudan III test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY152-500ml Acidic stannous chloride test solution Product Name:Acidic stannous chloride test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY054-100ml Phenol disulfonic acid test solution Product Name:Phenol disulfonic acid test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY034-100ml p-Hydroxybiphenyl TS Product Name:p-Hydroxybiphenyl TS CAS No.: Molecular Formula:
Product Number:PCL-2021SY107-500ml Thiourea test solution Product Name:Thiourea test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY112--500ml Potassium sulfate test solution Product Name:Potassium sulfate test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY003-100ml Iodine monochloride test solution Product Name:Iodine monochloride test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY083-100ml Ammonium molybdate sulfuric acid test solution Product Name:Ammonium molybdate sulfuric acid test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY113-100ml Ferric sulfate test solution Product Name:Ferric sulfate test solution CAS No.: Molecular Formula:
Product Number:PCL-2024SY128-50ml Standard sodium sulfide solution Product Name:Standard sodium sulfide solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY158-100ml Alkaline copper citrate test solution-A Product Name:Alkaline copper citrate test solution-A CAS No.: Molecular Formula:
Product Number:PCL-2021SY193-500ml Mercuric acetate test solution Product Name:Mercuric acetate test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY140-100ml Dilute bismuth potassium iodide test solution Product Name:Dilute bismuth potassium iodide test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY032-500ml p-Toluenesulfonyl-L-arginine methyl ester hydrochloride TS Product Name:p-Toluenesulfonyl-L-arginine methyl ester hydrochloride TS CAS No.: Molecular Formula:
Product Number:PCL-2021SY026-100ml Glycerin starch lubricant Product Name:Glycerin starch lubricant CAS No.: Molecular Formula:
Product Number:PCL-2023SY005-100ml Mercuric Dichloride Test Solution Product Name:Mercuric Dichloride Test Solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY134-100ml Dilute acetic acid Product Name:Dilute acetic acid CAS No.: Molecular Formula:
Product Number:PCL-2021SY079-100ml Hydroxylamine hydrochloride ethanol test solution Product Name:Hydroxylamine hydrochloride ethanol test solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY109-100ml Phenylhydrazine sulfate test solution Product Name:Phenylhydrazine sulfate test solution CAS No.: Molecular Formula:
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