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Detailed structure and explanatory notes

ISIC Rev.3 code 7422

Structure   

Changes have been made to the original printed version. Check the Registry for details.
Last change: 09/04/1996

Hierarchy

  • Tabulation Category: K - Real estate, renting and business activities
  • Division: 74 - Other business activities
  • Group: 742 - Architectural, engineering and other technical activities
  • Class: 7422 - Technical testing and analysis

Explanatory note

This class includes testing and inspection of all types of materials and products. Testing of their composition and purity, e.g. of minerals, food, etc. Qualification and reliability testing, certification of products, failure analysis, materials evaluation, etc. Testing the physical characteristics and performance of products or materials, e.g. for their strength, thickness, durability, electrical conductivity, radioactivity, etc. Also included is the testing of textiles, radiographic testing of welds and joints and performance testing of complete machinery, motors, automobiles, appliances or electronic equipment, whether or not with the use of models or mock-ups of ships, aircraft, dams, etc.

Exclusions: Testing and analysis of medical and dental specimens are classified in class 8519 (Other human health activities).



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