This is the reference test specified by the European Standard for the assessment of glove quality. Gloves must pass this test in order to prove that they are an effective barrier against liquids and micro-organisms. A statistical sample taken from a batch of gloves is subject to checks for pinholes and leaks by either inflation with air or by filling with water. Performance levels are assessed according to the acceptable quality levels (AQL) of the gloves.
Gloves must meet at least level 2 of EN374-2 to be considered micro-organism resistant and will carry the following chemical pictogram: