BS EN 60721-3-1:1997

1 Scope and object
2 Normative references
3 General
4 Definitions
5 Classification of groups of environmental parameters
    and their severities
6 Sets of environmental condition class combinations
Tables
1 Classification of climatic conditions
2 Classification of special climatic conditions
3 Classification of biological conditions
4 Classification of chemically active substances
5 Classification of mechanically active substances
6 Classification of mechanical conditions
7 Sets of environmental class combinations
Figure 1
Annexes
A Summary of conditions covered by the classes
B Summary of conditions covered by the sets of class
    combinations
C Explanation of the environmental conditions in tropical
    areas as specified in classes 1K10 and 1K11
Annex ZA (normative) Normative references to international
publications with their corresponding European publications

Classifies conditions to which products together with their packaging, if any, are subjected when stored.