• BS 5551-4.1.4:1984

    Current The latest, up-to-date edition.

    Fertilizers. Chemical analysis. Determination of nitrogen Method for determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide (titrimetric method)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  31-08-1984

    Publisher:  British Standards Institution

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    Abstract - (Show below) - (Hide below)

    Specifies reagents, apparatus, procedure and reporting of results.

    Scope - (Show below) - (Hide below)

    This International Standard specifies a method for the determination of the ammoniacal nitrogen content of fertilizers containing other substances, such as urea or urea-aldehyde condensates, which release ammonia in the presence of sodium hydroxide.

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

    Committee CII/37
    Development Note Also numbered as ISO 7408. Supersedes 81/53152 DC. (08/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Current

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

    BS 5309-1:1976 Methods for sampling chemical products Introduction and general principles
    BS 5309-4:1976 Methods for sampling chemical products Sampling of solids
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