Products

Pharmaceutical Testing Reference Mterials

Pharmaceutical Reference Materials (PRMs) refer to substances with defined characteristic values used for calibrating instruments, evaluating measurement methods, or assigning values to tested pharmaceuticals in physical/chemical tests and biological assays specified by pharmacopoeial standards. These include reference standards, comparators, herbal reference materials, and reference preparations.

Hengyuan Fine Chemical specializes in providing cost-effective reference material solutions for pharmaceutical quality control, encompassing:

Drug testing reference standards
Pharmaceutical impurity reference standards
NIFDC-certified reference materials
Chemical analysis reference standards
Traditional Chinese Medicine (TCM) analytical standards
TCM reference standards
Herbal blank matrices for pesticide residue testing
Bio-peptide reference standards

All products under our PCL brand comply with both national standards and international guidelines. Our accreditations include:

CNAS certification (China National Accreditation Service for Conformity Assessment)
ISO 17034:2016 certification for reference material producers
ISO 9001:2015 quality management system certification We implement a comprehensive quality management system supported by Certificates of Analysis (COA), ensuring high purity (>98%), batch-to-batch consistency, and full traceability. Our solutions are widely applied in pharmaceutical R&D, QC testing, and analytical verification to enhance testing accuracy and operational efficiency.

Through our vertically integrated business model (R&D-production-sales), we eliminate intermediaries to deliver:

✓ Bulk supply capacities for routine QC needs

✓ Custom synthesis services for specialized compounds

✓ 30-50% cost reduction versus market averages

✓ Streamlined procurement workflows

This dual approach establishes economically optimized yet reliable quality control frameworks for clients across the pharmaceutical value chain.

Product Number	Product Name	CAS No.	Molecular Formula
Product Number:PCL-#-LR811-1g	Product Name:Uva Ursi	CAS No.:####	Molecular Formula:
Product Number:100176	Product Name:Proglumide	CAS No.:100176-N/A	Molecular Formula:
Product Number:100175	Product Name:Piperonylonitrile	CAS No.:100175-N/A	Molecular Formula:
Product Number:100173	Product Name:Bumetanide	CAS No.:28395-03-1	Molecular Formula:
Product Number:1ST2221-100mg	Product Name:Methyltestosterone	CAS No.:58-18-4	Molecular Formula:
Product Number:121090	Product Name:Toomuchika	CAS No.:#	Molecular Formula:
Product Number:100171	Product Name:Megestrol acetate	CAS No.:100171-N/A	Molecular Formula:
Product Number:100170	Product Name:Levodopa	CAS No.:59-92-7	Molecular Formula:
Product Number:100159	Product Name:Benserazide hydrochloride	CAS No.:14919-77-8	Molecular Formula:
Product Number:100158	Product Name:Cimetidine	CAS No.:51481-61-9	Molecular Formula:
Product Number:100156	Product Name:vitamin K1	CAS No.:84-80-0	Molecular Formula:
Product Number:PCL-#-PC212-1g	Product Name:Bauhinia bark	CAS No.:####	Molecular Formula:
Product Number:100164	Product Name:Prazosin hydrochloride	CAS No.:19237-84-4	Molecular Formula:
Product Number:100163	Product Name:Ranitidine hydrochloride	CAS No.:66357-59-3	Molecular Formula:
Product Number:100162	Product Name:Fluphenazine hydrochloride	CAS No.:100162-N/A	Molecular Formula:
Product Number:100161	Product Name:Diltiazem hydrochloride	CAS No.:100161-N/A	Molecular Formula:
Product Number:100160	Product Name:Promethazine hydrochloride	CAS No.:100160-N/A	Molecular Formula:
Product Number:100189	Product Name:Methyldopa	CAS No.:100189-N/A	Molecular Formula:
Product Number:100188	Product Name:Cyclopentothiazide	CAS No.:100188-N/A	Molecular Formula:
Product Number:100190	Product Name:mefenamic acid	CAS No.:61-68-7	Molecular Formula: