What is BS EN 15479 - Biuret in urea fertilizers about?

BS EN 15479 is a standard that covers the determination of biuret in urea fertilizers, ensuring the purity of the fertilizer for performance and usability in agricultural applications.

BS EN 15479 specifies a method for the determination of biuret in urea. BS EN 15479 method is applicable to urea and urea-based fertilizers.

Who is BS EN 15479 - Biuret in urea fertilizers for?

BS EN 15479 on biuret in urea fertilizers applies to:

Manufacturers of fertilizers
Dealers and importers of fertilizers
Testing labs for fertilizers
Quality assurance services
Regulatory bodies

Why should you use BS EN 15479 - Biuret in urea fertilizers?

Biuret is an impurity in urea fertilizer that results from a side reaction during processing at higher temperatures. Citrus foliage and certain germinating seeds are affected by biurets in fertilizers. They also have detrimental effects on plant growth and their ability to use nitrogen.

BS EN 15479 provides users guidance on the spectrophotometric method for the determination of biuret in urea fertilizers. BS EN 15479 also provides users with a step-by-step procedure for the method, enabling users to do the method correctly.

BS EN 15479 provides users guidance on principle, reagents, apparatus, sampling, sample preparation, procedure, calculation, expression of results, precision and test report, enabling the accurate determination of biuret in fertilizers.

With obedience and compliance of BS EN 15479, users can assess the purity of urea fertilizers and prevent interference with nitrogen metabolism and protein synthesis in plants.

What’s changed since the last update?

BS EN 15479:2009 supersedes CEN/TS 15479:2006, which is now withdrawn.

BS EN 15479:2009

Fertilizers. Spectrophotometric determination of biuret in urea

Current

Published:

28 Feb 2009