TS 12901 is divided into several parts, each focusing on different aspects of nanomaterial safety:
TS 12901-1: Covers the basic principles and framework for handling nanomaterials. TS 12901-2: Focuses on occupational exposure and provides guidelines for measuring and monitoring airborne nanoparticles. TS 12901-3: Deals with the risk assessment of nanomaterials, offering methodologies for evaluating potential hazards. TS 12901-4: Provides guidelines for the safe disposal and recycling of nanomaterials.