Products

TCM reference herbs

Differences Between Chemical Reference Standards and Herbal Reference Materials in Traditional Chinese Medicine (TCM)

1. Definitions and Composition

· Chemical Reference Standards

· Nature: Standardized substances with single or well-defined chemical components (e.g., monomeric compounds, purified extracts).

· Examples: Tanshinone IIA, Baicalin, Ginsenoside Rg1.

· Purity Requirement: Typically ≥98% (as per Chinese Pharmacopoeia), validated via mass balance methodology to exclude impurities.

· Herbal Reference Materials

· Nature: Authenticated and processed whole herbs or decoction pieces retaining natural composite characteristics.

· Examples: Reference Astragalus root, Angelica sinensis slices, Honeysuckle raw material.

· Validation Criteria: Compliance with pharmacopoeial descriptions (e.g., microscopic features, DNA barcoding, TLC fingerprints).

2. Functional Comparison

Aspect	Chemical Reference Standards	Herbal Reference Materials
Primary Use	Quantitative analysis (content determination, method validation)	Qualitative analysis (authentication, trait comparison)
Analytical Methods	HPLC, GC, UV spectroscopy	TLC, microscopic identification, DNA barcoding
Standardization Goal	Precise quantification of chemical components	Consistency in macroscopic traits and holistic composition
Regulatory Basis	Chinese Pharmacopoeia (Chemical Standards)	Chinese Pharmacopoeia (Herbal Identification)

3. Production and Quality Control

· Chemical Reference Standards:

· Production: Synthesized or purified from natural sources; validated for homogeneity and stability.

· Certification: Requires structural confirmation (e.g., NMR, mass spectrometry) and stability studies.

· Standards: ISO 17034:2016 (Reference Material Producer Certification).

· Herbal Reference Materials:

· Production: Raw materials authenticated by origin, processed (dried, powdered) to retain natural traits.

· Certification: Must align with pharmacopoeial traits (color, odor, microscopic structure) and include traceability data (origin, harvest date).

· Standards: Good Agricultural Practice (GAP) for herbal materials.

4. Application Scenarios

· Chemical Standards:

· Drug development (quantifying active ingredients).

· Quality control (e.g., testing ginsenoside content in Panax notoginseng products).

· International compliance (e.g., ICH guidelines for exports).

· Herbal Materials:

· Authentication of commercial herbs (e.g., distinguishing Panax ginseng from Panax quinquefolius).

· Monitoring processing effects (e.g., color changes in wine-processed Angelica).

· Educational use (e.g., TCM resource taxonomy training).

5. Selection Guidelines

· Quantitative Needs: Use chemical standards for precision (e.g., assay validation).

· Holistic Assessment: Use herbal materials for authenticity and trait consistency.

· Combined Use: Integrate both in complex quality systems (e.g., chemical standards for potency + herbal materials for authenticity).

Example Products (Hengyuan Fine PCL Brand)

Type	Product Example	Key Parameters
Chemical Standard	Tanshinone IIA (PCL-#-T1370-20mg)	Purity ≥98%, ISO 17034:2016 certified
Herbal Material	Ginseng Reference Herbal Material	Original place, PCL-#-AG576-1g

Summary: Chemical reference standards focus on microscopic component precision, while herbal reference materials ensure macroscopic authenticity and holistic consistency. Together, they form the dual pillars of TCM quality control, enabling compliance and innovation in global markets.

Product Number	Product Name	CAS No.	Molecular Formula
Product Number:PCL-#-Sa101-1g	Product Name:Windsurfing	CAS No.:####	Molecular Formula:
Product Number:PCL-#-Ch006-1g	Product Name:Sai Ching Fruit	CAS No.:####	Molecular Formula:
Product Number:PCL-#-No001-1g	Product Name:Panax ginseng	CAS No.:####	Molecular Formula:
Product Number:PCL-#-AR234-1g	Product Name:Solo	CAS No.:####	Molecular Formula:
Product Number:PCL-#-AF502-1g	Product Name:Burdock	CAS No.:####	Molecular Formula:
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Product Number:PCL-#-Ca107-0.5g	Product Name:Saffron	CAS No.:####	Molecular Formula:
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Product Number:PCL-#-Sa121-5g	Product Name:Mulberry branches	CAS No.:####	Molecular Formula:
Product Number:PCL-#-Eu426-1g	Product Name:Gravy	CAS No.:####	Molecular Formula:
Product Number:PCL-#-Ci001-1g	Product Name:Artichoke	CAS No.:####	Molecular Formula:
Product Number:PCL-#-Se103-3g	Product Name:Pitcher plant	CAS No.:####	Molecular Formula:
Product Number:PCL-#-BJ678-1g	Product Name:Anise	CAS No.:####	Molecular Formula:
Product Number:PCL-#-Pa105-1g	Product Name:American ginseng	CAS No.:####	Molecular Formula: