1.1 This part of ISO 15202 specifiesa number of suitable methods for preparing test solutions from samples of airborne particulate matter collected using the method specifiedin ISO 15202-1, for subsequent determination of metals and metalloids by ICP-AES using the method specifiedin ISO 15202-3. It contains information about the applicability of the methods with respect to the measurement of metals and metalloids for which limit values have been set. The methods can also be used in the measurement of some metals and metalloids for which limit values have not been set but no information about its applicability is provided in this case.