XP X43-299

Workplace air. Evaluation of the mass concentration of particles in an aerosol, using an optical particle counter.

Le présent document décrit l'évaluation d'une ou de plusieurs fractions d'aérosols à l'aide d'un compteur optique dans le but d'une évaluation de la concentration quasi-instantanée et de l'estimation de la taille des particules.

To comply with a standard, you need to quickly understand its issues in order to determine its impact on your activity.

The Requirements department helps you quickly locate within the normative text:
- mandatory clauses to satisfy,
- non-essential but useful clauses to know, such as permissions and recommendations.

The identification of these types of clauses is based on the document “ISO / IEC Directives, Part 2 - Principles and rules of structure and drafting of ISO documents ”as well as on a constantly enriched list of verbal forms.

With Requirements, quickly access the main part of the normative text!

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