scope:

This Standard specifies the direct weathering (method A) which is a method for the direct exposure of plastics to climatic environment including solar radiation, and the exposure behind window glass (method B) which is a method for the exposure of plastics to glass-filtered solar radiation.

NOTE: The International Standard corresponding to this Standard and the symbol of degree of correspondence are as follows.

ISO 877-2: 2009 Plastics-Methods of exposure to solar radiationPart 2: Direct weathering and exposure behind window glass (MOD)

In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/lEC Guide 21-1.