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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-2024SW374 Isoprocarb solution in methanol standard substance Product Name:Isoprocarb solution in methanol standard substance CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SW370 Acid value determination reagents for food Product Name:Acid value determination reagents for food CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SW492 Diniconazole solution in acetone Product Name:Diniconazole solution in acetone CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SW371 Dehydroacetic acid in sodium hydroxide aqueous solution Product Name:Dehydroacetic acid in sodium hydroxide aqueous solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SW491 Phoxim solution in acetone Product Name:Phoxim solution in acetone CAS No.:N/A Molecular Formula:
Product Number:PCL-#-Cg740 Glyphosate Purity Standard Sample Product Name:Glyphosate Purity Standard Sample CAS No.:1071-83-6 Molecular Formula:
Product Number:PCL-#-Lk236 Nicarbazine Product Name:Nicarbazine CAS No.:330-95-0 Molecular Formula:
Product Number:PCL-#-T367 Vitamin B1 Standard Product Name:Vitamin B1 Standard CAS No.:59-43-8 Molecular Formula:
Product Number:PCL-2024BZ411 Total Alkalinity Solution Standard Product Name:Total Alkalinity Solution Standard CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ412 Quality Control Sample-Total Dissolved Solids Product Name:Quality Control Sample-Total Dissolved Solids CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ414 Folic acid solution standard material Product Name:Folic acid solution standard material CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ410 Total acidity (according to SL82-1994 Determination of acidity (acid titration method)) Product Name:Total acidity (according to SL82-1994 Determination of acidity (acid titration method)) CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ405 Water quality Sulfur dioxide (formaldehyde method) (aqueous solution) (standard sample)0.57μg/mL Product Name:Water quality Sulfur dioxide (formaldehyde method) (aqueous solution) (standard sample)0.57μg/mL CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ406 Water quality Sulfur dioxide (formaldehyde method) (aqueous solution) (standard sample)0.34μg/mL Product Name:Water quality Sulfur dioxide (formaldehyde method) (aqueous solution) (standard sample)0.34μg/mL CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ407 Water quality Sulfur dioxide (formaldehyde method) (aqueous solution) (standard sample)0.86μg/mL Product Name:Water quality Sulfur dioxide (formaldehyde method) (aqueous solution) (standard sample)0.86μg/mL CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ402 Vitamin B3 solution standard substance Product Name:Vitamin B3 solution standard substance CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ403 Sodium Cyclamate (Sodium Cyclamate) Solution Standard Substance Product Name:Sodium Cyclamate (Sodium Cyclamate) Solution Standard Substance CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ408 8 kinds of mixed solution standard substances of food coloring Product Name:8 kinds of mixed solution standard substances of food coloring CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ409 Triglyceride Undecanoate Standard Product Name:Triglyceride Undecanoate Standard CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SY024 α-Naphthol ethanol test solution Product Name:α-Naphthol ethanol test solution CAS No.:N/A Molecular Formula:
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