Overview
SIST EN ISO 6865:2001 is a key international standard that defines the procedure for determining the crude fibre content in animal feeding stuffs using a method with intermediate filtration. This standard, technically identical to ISO 6865:2000, is essential for laboratories and manufacturers in the animal feed and agriculture sectors. It describes both a manual and a semi-automatic procedure, making it adaptable to different laboratory environments. The method is applicable to animal feeds with a crude fibre content greater than 10 g/kg, as well as to cereals and legumes. For lower fibre contents (≤ 10 g/kg), reference is made to ISO 6541.
Key Topics
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Scope and Applicability
- Applicable to animal feeds, cereals, and legumes with crude fibre content >10 g/kg.
- Provides both manual and semi-automatic procedures, allowing flexibility in implementation.
- Highlights the use of ISO 6541 for low-fibre samples.
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Testing Methodology
- Utilizes intermediate filtrations after acid and alkaline digestion.
- Outlines operational steps for both manual and semi-automatic approaches.
- Details necessary laboratory apparatus and reagents for precise determination.
- Includes requirements for sample preparation and procedural blanks.
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Precision and Reporting
- Specifies procedures to ensure repeatability and reproducibility of results across laboratories.
- Provides guidance on documentation and reporting for test results, including sample identification and procedural notes.
Applications
The standardized determination of crude fibre content is critical for several practical purposes:
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Nutritional Labeling
Enables feed producers to accurately declare fibre content, ensuring regulatory compliance and transparency for end-users.
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Quality Control in Feed Manufacturing
Routine analysis of crude fibre is fundamental for quality assurance during feed formulation, helping to maintain product consistency and efficiency.
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Regulatory Compliance
Laboratories and manufacturers use this method to adhere to international and regional feed regulations, supporting safe and standardized animal nutrition.
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Research and Product Development
Used in animal nutrition research for the development and comparison of new feed products, and for studies of feed digestibility and animal health.
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Testing Cereals and Pulses
Beyond compound feeds, the method is applicable for the analysis of cereals and legumes, supporting broader agricultural quality control.
Related Standards
For comprehensive feed analysis and quality management, the following international standards should also be considered:
- ISO 6541: For determination of crude fibre content in feeds with ≤ 10 g/kg crude fibre (Modified Scharrer method).
- ISO 6492: Animal feeding stuffs - Determination of fat content.
- ISO 6497: Sampling of animal feeding stuffs.
- ISO 6498: Preparation of test samples for animal feeding stuffs.
- ISO 4793: Laboratory sintered (fritted) filters - Porosity grading.
- ISO 3696: Water for analytical laboratory use - Specification and test methods.
Summary
SIST EN ISO 6865:2001 provides an authoritative and harmonized method for the determination of crude fibre content in animal feeding stuffs, cereals, and pulses. By laying out precise procedures and equipment requirements, it ensures accuracy in feed analysis, supports quality control, and strengthens regulatory compliance-making it indispensable for feed manufacturers, quality assurance laboratories, and agricultural research institutions worldwide.