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ISO 7837:1992

Fertilizers — Determination of bulk density (loose) of fine-grained fertilizers

Publication date:   Jul 9, 1992

General information

90.93 Standard confirmed   Apr 25, 2022

ISO

ISO/TC 134 Fertilizers, soil conditioners and beneficial substances

International Standard

65.080   Fertilizers

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Scope

The method is applicable to fertilizers, dry only, which contain a large proportion of particles of diameters less than 0,5 mm. Its principle is pouring the fertilizer from a specified filling device into a specified measuring cylinder of known volume and weighing the contents of the cylinder. If the fertilizer has absorbed moisture during transport or storage, it is necessary to dry it in an environmental chamber.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 7837:1983

NOW

PUBLISHED
ISO 7837:1992
90.93 Standard confirmed
Apr 25, 2022