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NA 057

DIN Standards Committee Food and Agricultural Products

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Project

Liming materials - Determination of chalks by counting coccoliths in calcium carbonate samples

Abstract

This method is applicable to any deposits of calcium carbonate materials, in order to be investigated for coccoliths, whether or not being identified as chalk.

Begin

2026-04-30

WI

00260351

Planned document number

00260351

Responsible national committee

NA 057-03-02 AA - Fertilizers  

Responsible european committee

CEN/TC 260/WG 3 - Liming materials  

Contact

Mia Malorny

Am DIN-Platz, Burggrafenstr. 6
10787 Berlin

Tel.: +49 30 2601-2256
Fax: +49 30 2601-42256

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