Hengyuan Fine Chemical | Reference Materials and Standards | 50,000+ Ready-to-Ship, High-Precision Solutions

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.

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Product Number	Product Name	CAS No.	Molecular Formula
Product Number:PCL-#-Re864-100mg	Product Name:Rafenacin	CAS No.:864750-70-9	Molecular Formula:
Product Number:PCL-#-Am070-50mg	Product Name:4-Amino-5-imidazolecarboxamide hydrochloride	CAS No.:72-40-2	Molecular Formula:
Product Number:PCL-#-Chp0413-30mg	Product Name:Terbutaline sulfate impurity Ⅰ (3,5-dihydroxy-ω-tert-butylaminoacetophenone)	CAS No.:139508-58-0	Molecular Formula:
Product Number:PCL-#-Is044-50mg	Product Name:4-Cyanopyridine	CAS No.:100-48-1	Molecular Formula:
Product Number:PCL-#-Is046-25mg	Product Name:Isonicotinic acid	CAS No.:55-22-1	Molecular Formula:
Product Number:PCL-#-Ur571-50mg	Product Name:Fluorouracil impurity G	CAS No.:57-13-6	Molecular Formula:
Product Number:PCL-#-Et561-50mg	Product Name:Fluorouracil impurity F	CAS No.:56177-80-1	Molecular Formula:
Product Number:PCL-#-Ch182-50mg	Product Name:Fluorouracil impurity E	CAS No.:1820-81-1	Molecular Formula:
Product Number:PCL-#-Me662-50mg	Product Name:Fluorouracil impurity D	CAS No.:6623-81-0	Molecular Formula:
Product Number:PCL-#-Is496-50mg	Product Name:Fluorouracil impurity B	CAS No.:496-76-4	Molecular Formula:
Product Number:PCL-#-Ba675-50mg	Product Name:Fluorouracil impurity A	CAS No.:67-52-7	Molecular Formula:
Product Number:PCL-#-Ar021-100mg	Product Name:1-(2,6-Dichlorophenyl)piperazine hydrochloride, 1-(2,6-dichlorophenyl)piperazine hydrochloride	CAS No.:1507372-81-7	Molecular Formula:
Product Number:PCL-#-Di166-100mg	Product Name:1-(3,5-dichlorophenyl)piperazine	CAS No.:55827-50-4	Molecular Formula:
Product Number:PCL-#-Di165-500mg	Product Name:1-(2,5-Dichlorophenyl)piperazine dihydrochloride	CAS No.:827614-47-1	Molecular Formula:
Product Number:PCL-#-Di010-250mg	Product Name:1-(2,4-Dichlorophenyl)piperazine dihydrochloride	CAS No.:827614-48-2	Molecular Formula:
Product Number:PCL-#-Bi439-25g	Product Name:Bis(2-chloroethyl)amine hydrochloride,≥95% Spurious reference material	CAS No.:821-48-7	Molecular Formula:
Product Number:T32951	Product Name:hydroxypropylchloropiperazine	CAS No.:32229-98-4	Molecular Formula:
Product Number:PCL-#-Az951-100mg	Product Name:2-[2-(3-Chlorophenyl)-acetyl]-benzoic acid	CAS No.:148960-78-5	Molecular Formula:
Product Number:PCL-#-Cp109-100mg	Product Name:Clindamycin B 2-phosphate	CAS No.:54887-31-9	Molecular Formula:
Product Number:PCL-#-Et671-25mg	Product Name:Melatonin impurity 3	CAS No.:67199-08-0	Molecular Formula:

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