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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-#-2024DD523 Vitamin C-1,3-13C2 Product Name:Vitamin C-1,3-13C2 CAS No.:N/A Molecular Formula:
Product Number:PCL-#-2024DD524 Vitamin C-1,6-13C2 Product Name:Vitamin C-1,6-13C2 CAS No.:N/A Molecular Formula:
Product Number:PCL-#-2024DD521 Hydroxy-Metronidazole-D4 Product Name:Hydroxy-Metronidazole-D4 CAS No.:1215071-08-1 Molecular Formula:
Product Number:PCL-#-2024DD522 Vitamin C-3-13C Product Name:Vitamin C-3-13C CAS No.:N/A Molecular Formula:
Product Number:PCL-#-2024DD520 Hydroxy-Metronidazole-D2 Product Name:Hydroxy-Metronidazole-D2 CAS No.:2196180-19-3 Molecular Formula:
Product Number:PCL-2024SW552 Malondialdehyde solution standard substance Product Name:Malondialdehyde solution standard substance CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SW114 Benzoic acid and sorbic acid mixed solution in methanol standard substance Product Name:Benzoic acid and sorbic acid mixed solution in methanol standard substance CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SW198 Acetonitrile/water mixed solution of 5 sugars standard substances Product Name:Acetonitrile/water mixed solution of 5 sugars standard substances CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SW199 Hexane methyl linoleate solution standard substance Product Name:Hexane methyl linoleate solution standard substance CAS No.:112-63-0 Molecular Formula:
Product Number:PCL-2024SW196 Methanol Ethyl Vanillin Solution Standard Material Product Name:Methanol Ethyl Vanillin Solution Standard Material CAS No.:121-32-4 Molecular Formula:
Product Number:PCL-2024SW555 Fructose solution standard material Product Name:Fructose solution standard material CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SW191 Molybdenum standard solution Product Name:Molybdenum standard solution CAS No.:N/A Molecular Formula:
Product Number:PCL-#-2024DD518 Chloramphenicol-D5 solution in methanol standard substance Product Name:Chloramphenicol-D5 solution in methanol standard substance CAS No.:202480-68-0 Molecular Formula:
Product Number:PCL-#-2024DD519 Metronidazole-13C2,15N2 Product Name:Metronidazole-13C2,15N2 CAS No.:1173020-03-5 Molecular Formula:
Product Number:PCL-#-2024DD516 Acetamiprid-D3 Product Name:Acetamiprid-D3 CAS No.:1353869-35-8 Molecular Formula:
Product Number:PCL-#-2024DD517 Acetamiprid-D6 Product Name:Acetamiprid-D6 CAS No.:N/A Molecular Formula:
Product Number:PCL-#-2024DD514 Cyhalothrin-D5 Product Name:Cyhalothrin-D5 CAS No.:68085-85-8(unlabelled) Molecular Formula:
Product Number:PCL-#-2024DD515 Chlorpyrifos-D10 Product Name:Chlorpyrifos-D10 CAS No.:285138-81-0 Molecular Formula:
Product Number:PCL-#-Er432-100mg Erythritol Standard Product Name:Erythritol Standard CAS No.:N/A Molecular Formula:
Product Number:PCL-#-2024DD513 Crystal Violet-D6 Product Name:Crystal Violet-D6 CAS No.:N/A Molecular Formula:
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