Overview
SIST-TS CEN ISO/TS 17764-2:2007 specifies a standardized gas chromatographic method for determining the quantitative content of fatty acids in animal feeding stuffs, animal and vegetable fats, oils, and fatty acid mixtures. Developed by the European Committee for Standardization (CEN) in conjunction with ISO, this technical specification is essential for laboratories and manufacturers needing reliable, reproducible fatty acid determination for the quality assurance and regulatory compliance of feed ingredients.
The method operates through gas chromatography (GC) with capillary columns and flame ionization detection, following the methylation of fatty acids as outlined in Part 1 of the standard (ISO/TS 17764-1). It is tailored for use on raw feed materials, compound feed extracts, and fats-even those containing butyric acid-while specifically excluding polymerized fatty acids.
Key Topics
Applications
Fatty acid analysis in animal feed is critical for several reasons:
- Nutritional Formulation: Understanding fatty acid profiles helps producers meet the dietary requirements of livestock, ensuring optimal health and productivity.
- Quality Control: Reliable detection and quantification of fatty acids prevent inconsistencies in feed manufacturing, supporting traceability and safety requirements.
- Regulatory Compliance: Compliance with international standards supports trade, safety, and labeling claims across different markets.
- Research and Development: Analytical laboratories and research institutions use the method to investigate fat and fatty acid content in feeds, contributing to advancements in animal nutrition.
- Ingredient Authentication: Identifying and verifying the sources and types of fats used in feed blends protects against adulteration and supports supply chain integrity.
Related Standards
For a holistic approach to fatty acid determination and animal feed analysis, the following standards are relevant:
- ISO/TS 17764-1: Animal feeding stuffs - Determination of the content of fatty acids - Part 1: Preparation of methyl esters (companion method for sample derivatization).
- ISO 6492: Animal feeding stuffs - Determination of fat content.
- ISO 6497: Animal feeding stuffs - Sampling (procedures for representative sample collection).
- ISO 6498: Animal feeding stuffs - Preparation of test samples (sample handling and preparation).
- ISO 5725 series: General procedures for determining accuracy, repeatability, and reproducibility of analytical methods.
SIST-TS CEN ISO/TS 17764-2:2007 establishes a robust and trustworthy framework for fatty acid analysis, contributing to enhanced feed safety, nutritional quality, and effective international trade in animal feeding stuffs. Its adoption supports best practices in laboratory operations and meets both industry and regulatory needs in animal nutrition.