This document specifies a selection of on-site test methods for the following general purpose fume cupboards: . Fume cupboards designed in accordance with Part 2 of this European Standard and type tested in accordance with Part 3 of this European Standard. . Fume cupboards designed in accordance with Part 2 of this European Standard and not type tested. The test methods are designed to be used at the place of installation of the fume cupboard, usually a laboratory. They are used for commissioning after installation, for maintenance and for qualification purposes. For certain customer requirements additional or modified test methods may be necessary. It is i