Overview
SIST EN ISO 11215:1999 specifies an internationally recognized method for the determination of adipic acid content in acetylated di-starch adipates using a gas chromatographic technique. This standard, adopted by the Slovenian Institute for Standardization (SIST) and harmonized with EN ISO 11215:1998, is vital for stakeholders working with modified starches in food industry, laboratory analysis, and quality control. The document ensures uniform testing approaches, enhancing reliability and comparability of results across laboratories and facilities.
Key Topics
- Scope: The standard outlines the determination of both total and free adipic acid in acetylated di-starch adipates, emphasizing its application to modified starches relevant to food ingredients and industrial starch products.
- Gas Chromatography Method: The analytical method utilizes gas chromatography after chemical processing of the starch samples, including hydrolysis, extraction, and derivatization steps to quantify adipic acid content accurately.
- Precision and Repeatability: Detailed procedures for sample preparation, calibration, result calculation, and interlaboratory reproducibility are provided, ensuring consistent measurement of adipic acid levels.
- Reporting: Includes requirements for test reports, covering identification, sampling methods, results, and relevant details impacting analysis.
Applications
The SIST EN ISO 11215:1999 standard finds broad application across several sectors:
- Food Industry: Ensures modified starches, specifically acetylated di-starch adipates, meet safety and compositional requirements for food products. Regulatory compliance with accurate adipic acid content supports both food safety and labeling requirements.
- Analytical Laboratories: Standardizes test procedures in industrial and commercial laboratories for quality control, ingredient verification, and research involving modified starches.
- Quality Assurance: Provides manufacturers with precise methodologies for product consistency, helping validate sourcing and processing of starch derivatives.
- Research and Development: Facilitates the evaluation and development of new starch-based materials with specific functional properties, supporting innovation in food technology and material sciences.
Related Standards
For comprehensive analytical and quality protocols, SIST EN ISO 11215:1999 should be used with the following international and European standards:
- ISO 1666:1996 - Starch - Determination of moisture content - Oven-drying method
- ISO 3696:1987 - Water for analytical laboratory use - Specification and test methods
- ISO 5725:1986 - Accuracy (trueness and precision) of measurement methods and results - Used to establish interlaboratory precision for this method
- EN ISO 11215:1998 - The European equivalent providing harmonization within the EU
- Other relevant ISO or EN standards covering the analysis of carbohydrates, food additives, and related chemical testing
Practical Value
This standard delivers significant value in everyday industry practice by:
- Promoting reliable measurement of adipic acid in acetylated di-starch adipates
- Supporting food safety and regulatory compliance for food manufacturers and suppliers
- Enhancing interlaboratory consistency through well-documented preparation, calibration, and analysis protocols
- Building confidence among global partners and customers through the use of a harmonized, ISO-based method
In summary, SIST EN ISO 11215:1999 is a critical reference for accurate, consistent, and internationally accepted analysis of modified starch products in the global marketplace.