DIN 38402-41:1984-05

1 Field of application
2 Scope
3 Concept and symbols
4 General information
5 General requirements regarding personnel, tasks and
      problems
      5.1 General
      5.2 Tasks
      5.3 Tasks of the statistical expert
      5.4 Tasks of the executive officer
      5.5 Tasks of the supervisor
      5.6 Tasks of the operator
      5.7 Final task of the panel of experts
6 Procedure
      6.1 Required number of levels M, laboratories L and
             replicates K
      6.2 Recruitment of participating laboratories
      6.3 Composition and handling of samples
      6.4 Conventional true value
      6.5 Organization of inter-laboratory tests
      6.6 Instructions to operators
      6.7 Reporting the results of the analyses

Describes the objectives, planning, organization and practical procedures for inter-laboratory tests.