Home Products

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-#-Bz0297-50mg Entecavir impurity A Product Name:Entecavir impurity A CAS No.:1367369-80-9 Molecular Formula:
Product Number:PCL-#-Su0316-100mg Sulpiride Nitrogen Oxide; Sulpiride EP Impurity F Product Name:Sulpiride Nitrogen Oxide; Sulpiride EP Impurity F CAS No.:2214214-03-4 Molecular Formula:
Product Number:PCL-#-Di135-200mg Cinacalcet impurity 61 (1-(7,8-dihydronaphthalen-1-yl)ethan-1-amine hydrochloride) Product Name:Cinacalcet impurity 61 (1-(7,8-dihydronaphthalen-1-yl)ethan-1-amine hydrochloride) CAS No.:1822601-94-4 Molecular Formula:
Product Number:PCL-#-Na010-100mg 2-Naphthylhydrazine hydrochloride Product Name:2-Naphthylhydrazine hydrochloride CAS No.:2243-58-5 Molecular Formula:
Product Number:PCL-#-BC041-100mg Coupling impurity; Epiripizole impurity 14 Product Name:Coupling impurity; Epiripizole impurity 14 CAS No.:2094559-58-5 Molecular Formula:
Product Number:PCL-#-Di041-50mg 4-(1-(2,3-Dimethylphenyl)propyl)-1H-imidazole; Dexmedetomidine impurity F Product Name:4-(1-(2,3-Dimethylphenyl)propyl)-1H-imidazole; Dexmedetomidine impurity F CAS No.:86347-62-8 Molecular Formula:
Product Number:PCL-#-Di03356-50mg 4-Hydroxy-3-difluoromethoxybenzaldehyde Product Name:4-Hydroxy-3-difluoromethoxybenzaldehyde CAS No.:53173-70-9 Molecular Formula:
Product Number:PCL-#-Chp0113-50mg Matemacrophenol ester impurity II Product Name:Matemacrophenol ester impurity II CAS No.:115007-34-6 Molecular Formula:
Product Number:PCL-#-Al003-20mg D-Alanine isopropyl ester hydrochloride Product Name:D-Alanine isopropyl ester hydrochloride CAS No.:39613-92-8 Molecular Formula:
Product Number:PCL-#-Di080-100mg 2-Dimethylaminoethyl chloride hydrochloride Product Name:2-Dimethylaminoethyl chloride hydrochloride CAS No.:4584-46-7 Molecular Formula:
Product Number:PCL-#-Bz0018-50mg Lipoic acid impurity 10 Product Name:Lipoic acid impurity 10 CAS No.:N/A Molecular Formula:
Product Number:PCL-#-Az538-5mg Azithromycin EP impurity Q((3'-N-{[4- (acetyl) phenyl] sulfonyl }- 3'-(N,N- demethyl) azithromycin) Product Name:Azithromycin EP impurity Q((3'-N-{[4- (acetyl) phenyl] sulfonyl }- 3'-(N,N- demethyl) azithromycin) CAS No.:2095879-65-3 Molecular Formula:
Product Number:PCL-#-Qu006-50mg Quetiapine EP impurity F Product Name:Quetiapine EP impurity F CAS No.:848814-27-7 Molecular Formula:
Product Number:PCL-#-Et042-100mg Propylparaben; Propylparaben Product Name:Propylparaben; Propylparaben CAS No.:94-13-3 Molecular Formula:
Product Number:PCL-#-Li005-50mg Linezolid impurity K Product Name:Linezolid impurity K CAS No.:556801-15-1 Molecular Formula:
Product Number:PCL-#-Ne100-20mg N-formylethylamine Product Name:N-formylethylamine CAS No.:627-45-2 Molecular Formula:
Product Number:PCL-#-Li114-100mg Linezolid impurity U Product Name:Linezolid impurity U CAS No.:1345879-89-1 Molecular Formula:
Product Number:PCL-#-Bz0108-50mg Chlorpheniramine impurity P Product Name:Chlorpheniramine impurity P CAS No.:N/A Molecular Formula:
Product Number:PCL-#-Bz0247-50mg Acyclovir EP impurity O Product Name:Acyclovir EP impurity O CAS No.:2190509-40-9 Molecular Formula:
Product Number:PCL-#-Bz0269-50mg Benzyl p-toluenesulfonate Product Name:Benzyl p-toluenesulfonate CAS No.:1024-41-5 Molecular Formula:
  1. <
  2. 404
  3. 405
  4. 406
  5. 407
  6. 408
  7. >
1
2
3
4
5
6
HomeEmailContact