NIFDC reference standards are specialized materials prepared, characterized, and supplied by the National Institutes for Food and Drug Control (NIFDC) under China’s State Drug Administration. As a WHO-designated Collaborating Centre for Drug Quality Assurance, NIFDC’s standards are integral to national drug regulations. They serve as authoritative benchmarks for:
These standards align with both ChP and international pharmacopeias (USP, EP), bridging global quality requirements.
NIFDC reference materials cover three core domains:
Sources:
NIFDC’s production follows a strict protocol:
Key metrics: Purity (≥98%), uncertainty (<0.5%), and traceability (ISO 17034).
Applications:
Usage guidelines:
Supplementary Information
For technical queries or custom reference standard requests, contact Hengyuan Fine Chemical.
Henyuan Fine Chemical is a leading Chinese supplier specializing in pharmaceutical and biological testing fields. As an authorized distributor of the PCL (Purechemland) product series, the company operates directly from manufacturers, serving pharmaceutical enterprises, research institutions, and third-party testing platforms.
Hengyuan Fine Chemical provides 3,000-4,000 types of NIFDC (National Institutes for Food and Drug Control) reference standards, covering chemical drugs, biologics, traditional Chinese medicines, and medical devices. All products are directly supplied or authorized by the China National Institutes for Food and Drug Control (NIFDC), strictly adhering to the Chinese Pharmacopoeia and international testing standards (e.g., USP, EP). The PCL series implements a full-process quality control system spanning cold-chain storage, precision packaging, and quality validation, ensuring the stability and traceability of reference materials. Additionally, the company offers customized solutions and technical consulting services to enhance clients' drug R&D efficiency, production compliance, and testing credibility, solidifying its position as a trusted industry benchmark for standardized services.
| Product Number | Image | Product Name | CAS No. | Molecular Formula |
|---|---|---|---|---|
| Product Number:130689 | ![]() |
Product Name:Itraconazole impurity D | CAS No.:# | Molecular Formula: |
| Product Number:130688 | ![]() |
Product Name:Itraconazole impurity C | CAS No.:# | Molecular Formula: |
| Product Number:130685 | ![]() |
Product Name:Ketoconazole impurity E | CAS No.:# | Molecular Formula: |
| Product Number:130687 | ![]() |
Product Name:Itraconazole impurity B | CAS No.:# | Molecular Formula: |
| Product Number:121709 | ![]() |
Product Name:Persimmon leaves | CAS No.:# | Molecular Formula: |
| Product Number:130686 | ![]() |
Product Name:Itraconazole impurity A | CAS No.:# | Molecular Formula: |
| Product Number:130682 | ![]() |
Product Name:Ketoconazole impurity B | CAS No.:# | Molecular Formula: |
| Product Number:121714 | ![]() |
Product Name:Cortex (Cortex Eucommiae) | CAS No.:# | Molecular Formula: |
| Product Number:121712 | ![]() |
Product Name:Green leaf gall | CAS No.:# | Molecular Formula: |
| Product Number:130677 | ![]() |
Product Name:Rifadin | CAS No.:# | Molecular Formula: |
| Product Number:130673 | ![]() |
Product Name:Cinnamamide | CAS No.:22031-64-7 | Molecular Formula: |
| Product Number:130675 | ![]() |
Product Name:Ethambutol system suitability control | CAS No.:# | Molecular Formula: |
| Product Number:130670 | ![]() |
Product Name:Erythromycin system suitability control | CAS No.:# | Molecular Formula: |
| Product Number:130671 | ![]() |
Product Name:Actinomycin D system suitability control | CAS No.:# | Molecular Formula: |
| Product Number:112062 | ![]() |
Product Name:23-Acetylzeicidinol C | CAS No.:26575-93-9 | Molecular Formula: |
| Product Number:112065 | ![]() |
Product Name:mother eugenol | CAS No.:14964-98-8 | Molecular Formula: |
| Product Number:100089 | ![]() |
Product Name:Thiamphenicol bis(hydroxynaphthenate) | CAS No.:22204-24-6 | Molecular Formula: |
| Product Number:171228 | ![]() |
Product Name:2-Amino-2'-chloro-5-nitrodiphenone | CAS No.:# | Molecular Formula: |
| Product Number:171224 | ![]() |
Product Name:Narcotine | CAS No.:# | Molecular Formula: |
| Product Number:130704 | ![]() |
Product Name:Voriconazole impurity E | CAS No.:# | Molecular Formula: |