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Inspec indexing on STN

STN quick reference guide

STN quick reference guide [PDF, 60KB]

Chemical indexing on STN

A controlled indexing system for inorganic substances and material systems designed to overcome a number of problems which arise when searching for chemical substances using uncontrolled terms.

Chemical indexing on STN [PDF, 240KB]

Numerical indexing on STN

Used to solve problems arising from the variety of ways in which an author may express a particular value. Inspec's numerical data indexing standardises the format in which numerical values are shown.

Numerical indexing on STN [PDF, 237KB]

COVID-19 (Coronavirus)

To maintain the safety of our members, volunteers, staff and everyone we work with, we have taken the decision to cancel or postpone ALL IET events until the end of June. We are monitoring the rapidly changing situation and will provide further updates when we have them. If you have any queries, please contact events@theiet.org or view the more detailed statement on the IET homepage.

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