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:140671	Product Name:acetylcysteine	CAS No.:#	Molecular Formula:
Product Number:121512	Product Name:Marigolds and silver plates	CAS No.:#	Molecular Formula:
Product Number:140670	Product Name:Cytochrome C	CAS No.:9007-43-6	Molecular Formula:
Product Number:121513	Product Name:Pigs will be damned	CAS No.:#	Molecular Formula:
Product Number:PCL-#-Pc219-1g	Product Name:Yellow cypress	CAS No.:####	Molecular Formula:
Product Number:121511	Product Name:Hydrangea (Pink Flower Hydrangea)	CAS No.:#	Molecular Formula:
Product Number:110867	Product Name:Tanshinone I	CAS No.:568-73-0	Molecular Formula:
Product Number:110866	Product Name:Ginkgo biloba extract	CAS No.:N/A	Molecular Formula:
Product Number:PCL-#-K071-20mg	Product Name:Kaempferitin (Kaempferol)	CAS No.:520-18-3	Molecular Formula:
Product Number:PCL-#-Is390-20mg	Product Name:Isorhamnetin	CAS No.:480-19-3	Molecular Formula:
Product Number:110863	Product Name:※Ginkgolide B	CAS No.:15291-77-7	Molecular Formula:
Product Number:110862	Product Name:※Ginkgolide A	CAS No.:110862-N/A	Molecular Formula:
Product Number:PCL-#-Bi101-20mg	Product Name:White Fruit Lactone	CAS No.:33570-04-6	Molecular Formula:
Product Number:110864	Product Name:※Ginkgolide C	CAS No.:110864-N/A	Molecular Formula:
Product Number:130466	Product Name:Dextroamprofloxacin	CAS No.:#	Molecular Formula:
Product Number:130461	Product Name:Sparfloxacin	CAS No.:#	Molecular Formula:
Product Number:130460	Product Name:Pazufloxacin	CAS No.:163680-77-1	Molecular Formula:
Product Number:130462	Product Name:nafloxacin	CAS No.:#	Molecular Formula:
Product Number:PCL-#-D569-20mg	Product Name:protocatechuic acid	CAS No.:99-50-3	Molecular Formula:
Product Number:PCL-#-Ca104-20mg	Product Name:Catalpa	CAS No.:2415-24-9	Molecular Formula: