Which section of the SDS contains information on ecological effects?

The section of the Safety Data Sheet (SDS) that contains information on ecological effects is indeed the one that specifically addresses ecological information. This section is designed to provide pertinent details about the potential environmental impact of the chemical substance, such as its effects on aquatic life, soil organisms, and other environmental factors.

Section 12: Ecological Information includes insights about the substance's toxicity to various organisms, its persistence, and bioaccumulation potential, which are critical for understanding how the chemical can affect ecosystems if released into the environment. This information is essential for risk assessments and developing strategies to mitigate potential ecological harm.

Other sections of the SDS focus on different aspects; for example, Section 8 addresses exposure controls and personal protective measures, Section 10 talks about stability and reactivity which covers the chemical's safety in terms of its physical and chemical properties, and Section 16 provides miscellaneous information such as the date of revision or relevant literature. Each section serves a specific purpose, making it crucial to refer to Section 12 for understanding ecological impacts specifically.