This document specifies basic performance requirements for procedures for the determination of the
concentration of chemical agents in workplace atmospheres as required by the Chemical Agents
Directive 98/24/EC [13]. These requirements apply to all steps of measuring procedures regardless of
the physical form of the chemical agent (gas, vapour, airborne particles), measuring procedures with
separate sampling and analytical methods, and direct-reading instruments.All current amendments available at time of purchase are included with the purchase of this document.