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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:121636 Green Tea (Tea) Product Name:Green Tea (Tea) CAS No.:# Molecular Formula:
Product Number:195021 Water vapor transmission rate standard film (medium barrier) Product Name:Water vapor transmission rate standard film (medium barrier) CAS No.:# Molecular Formula:
Product Number:195022 Water vapor transmission rate standard film (low barrier) Product Name:Water vapor transmission rate standard film (low barrier) CAS No.:# Molecular Formula:
Product Number:140799 Thioguanine Product Name:Thioguanine CAS No.:# Molecular Formula:
Product Number:121639 Ten Thousand Fathoms Deep (Green Stem Reduced Ginseng) Product Name:Ten Thousand Fathoms Deep (Green Stem Reduced Ginseng) CAS No.:# Molecular Formula:
Product Number:195020 Water vapor transmission rate standard film (high barrier) Product Name:Water vapor transmission rate standard film (high barrier) CAS No.:# Molecular Formula:
Product Number:140797 Triptorelin free acid Product Name:Triptorelin free acid CAS No.:# Molecular Formula:
Product Number:140796 anti-mannose peptide serum Product Name:anti-mannose peptide serum CAS No.:140796-# Molecular Formula:
Product Number:140795 Desulphinol 8 octreotide Product Name:Desulphinol 8 octreotide CAS No.:# Molecular Formula:
Product Number:121630 Tibetan Wood Fragrance Product Name:Tibetan Wood Fragrance CAS No.:# Molecular Formula:
Product Number:140794 sulfoalanine Product Name:sulfoalanine CAS No.:# Molecular Formula:
Product Number:140793 N-acetyl-cysteinyl 1-salmon calcitonin Product Name:N-acetyl-cysteinyl 1-salmon calcitonin CAS No.:# Molecular Formula:
Product Number:140792 Sodium chondroitin sulfate Product Name:Sodium chondroitin sulfate CAS No.:# Molecular Formula:
Product Number:121633 Twisted Vine Product Name:Twisted Vine CAS No.:# Molecular Formula:
Product Number:140791 Prostaglandin B1 Product Name:Prostaglandin B1 CAS No.:# Molecular Formula:
Product Number:121634 Flyaway Grass Product Name:Flyaway Grass CAS No.:# Molecular Formula:
Product Number:140790 Prostaglandin A1 Product Name:Prostaglandin A1 CAS No.:# Molecular Formula:
Product Number:PCL-#-EF309-1g Cereus Product Name:Cereus CAS No.:#### Molecular Formula:
Product Number:195028 Mean linear thermal expansion coefficient of soda-lime glass control substance (for linear thermal expansion coefficient identification - wire drawing method) Product Name:Mean linear thermal expansion coefficient of soda-lime glass control substance (for linear thermal expansion coefficient identification - wire drawing method) CAS No.:# Molecular Formula:
Product Number:121632 Epimedium (Epimedium) Product Name:Epimedium (Epimedium) CAS No.:# Molecular Formula:
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