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  • UNI EN 15479 : 2009

    Current The latest, up-to-date edition.

    FERTILIZERS - SPECTROPHOTOMETRIC DETERMINATION OF BIURET IN UREA

    Available format(s): 

    Language(s): 

    Published date:  15-04-2009

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Reagents
    6 Apparatus
    7 Sampling and sample preparation
    8 Procedure
    9 Calculation and expression of the result
    10 Precision
    11 Test report
    Annex A (informative) - Results of the inter-laboratory tests
    Bibliography

    Abstract - (Show below) - (Hide below)

    Determines a method for the determination of biuret in urea. The method applies to urea and urea-based fertilizers.

    General Product Information - (Show below) - (Hide below)

    Development Note Supersedes UNI CEN/TS 15479. (04/2009)
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
    EN 12944-2:1999/AC:2000 FERTILIZERS AND LIMING MATERIALS AND SOIL IMPROVERS - VOCABULARY - PART 2: TERMS RELATING TO FERTILIZERS
    EN 12944-1:1999/AC:2000 FERTILIZERS AND LIMING MATERIALS AND SOIL IMPROVERS - VOCABULARY - PART 1: GENERAL TERMS
    EN 1482-2:2007 Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation
    ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
    EN ISO 3696:1995 Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)
    EN 1482-1:2007 Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling
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