GB/T 22247-2024 in English

VALID

Determination of icariin in health foods

Issued on:2024-12-31
Implemented on:2025-07-01
File Format:PDF
Delivery:Via email within 1~3 business days

Price(USD)： $210.00
$204.00

Standard No:	GB/T 22247-2024
Document status:	VALID
Title in English:	Determination of icariin in health foods
Title in Chinese:	保健食品中淫羊藿苷的测定
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 1~3 business days
Issued on:	2024-12-31
Implemented on:	2025-07-01
Superseding:	GB/T 22247-2008 Determination of icariin in health foods
ICS Classification:	67.050-General methods of tests and analysis for food products
Chinese Classification:	X83-Health foods
Professional Classification:	GB-National Standard
Related Keywords:	health foods health foods introduction in-depth interpretation health food liquid samples extraction method ethanol extraction standard frameworks standard dimensions requirements
Related Topics:	Health food 75 Health food testing 75 kinds of health products Epimedium and Icariin Testing methods for health food Health Food Sifei Epimedium Series of health products No. 1 health product Epimedium Detection method of choline in health foods

《GB/T 22247-2024保健食品中淫羊藿苷的测定》由TC466（全国特殊食品标准化技术委员会）归口，主管部门为市场监管总局（特殊食品）。

Introduction

In-depth interpretation of GB/T 22247—2024 "Determination of Icariin in Health Foods"

1. Analysis of standard formulation background and technological evolution

GB/T 22247 has undergone multiple revisions since its first release in 2008. This revision mainly optimizes key links such as the scope of application, sample processing methods and liquid chromatography reference conditions:

Expanded scope of application: Added multiple dosage forms (such as soft capsules, liquid samples).
Improved extraction efficiency: Introduced 70% ethanol solution as an efficient extraction reagent.
Optimized detection accuracy: The detection limit and quantification limit were significantly improved by adjusting the liquid chromatography gradient elution conditions.

2. Comparison table of standard frameworks

Standard dimensions	Requirements of the 2008 edition	Requirements of the 2024 revised edition
Scope of application	Solid samples such as tablets and pills	Covering solid, semi-solid and liquid samples
Extraction method	Ethanol extraction	70% ethanol solution + n-hexane assisted fat removal
Detection wavelength	Unspecified	270 nm

3. Key points for standard implementation

To ensure the effective implementation of the standard, special attention should be paid to the following aspects:

Precision of reagent preparation: The concentration of standard stock solution and working solution should be strictly controlled.
Instrument calibration requirements: The wavelength accuracy of HPLC directly affects the test results.
Sample processing specifications: There are differences in the sample processing steps of different dosage forms, which must be strictly implemented in accordance with the standard.

4. Implementation suggestions and quality control

Case analysis:A company adopted this standard to test the content of icariin in health food, and significantly improved the detection efficiency by optimizing the sample processing process. It is recommended that companies: