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ISO/DIS 3944

Fertilizers — Determination of bulk density (loose)

General information

40.99     Aug 13, 2025

ISO

ISO/TC 134

International Standard

65.080  

Scope

The method is applicable to solid, but not powder fertilizers, dry only. It is not suitable for fertilizers which contain a large proportion of particles exceeding 5 mm in diameter. Its principle is pouring the fertilizer from a specified funnel 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

PUBLISHED
ISO 3944:1992

NOW

PROJECT
ISO/DIS 3944
40.99 Full report circulated: DIS approved for registration as FDIS
Aug 13, 2025