No pictogram is necessary for the following environmental classes and categories:

• Section 4.1
  Hazardous to aquatic environment - Long-term hazard categories: Chronic 3, Chronic 4
• Section 4.2
  Endocrine disruption for the environment (category 1 and 2)
• Section 4.3
  Persistent, Bioaccumulative and Toxic or Very Persistent, Very Bioaccumulative properties
• Section 4.4
  Persistent, Mobile and Toxic or Very Persistent, Very Mobile properties