cen:proj:83907

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

General information

Current stage: 10.99 New project approved Apr 30, 2026

Originator: CEN

Owner: CEN/TC 260 Fertilizers and liming materials

Type: Technical Report

Scope

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.

Life cycle

NOW

IN_DEVELOPMENT
cen:proj:83907
10.99 New project approved
Apr 30, 2026