Risk Assessment for Biocides

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• Definition of intended uses
• Relevant paths of exposure
• Systemic vs. local mode of action
• (Semi-)quantitative vs. qualitative assessment

Exposure assessment - Relevant guidance documents

• TNsG models (2002, 2007), User Guidance (2002)
• HEEG Opinions
• HEAdhoc Recommendations
• Biocides Human Health Exposure Methodology

• TNsG models (2002, 2007)
• Generic models
• ConsExpo
• ART

Effect assessment and hazard characterisation

• ECHA Guidance on the BPR, Volume III, Assessment & Evaluation (Parts B + C)
• Deduction of systemic and local reference values

Risk characterisation

• (Semi-)quantitative and qualitative risk assessment
• Refinement options

Exposure assessment - Example calculation

• Deriving scenarios from intended uses
• Selection of relevant models
• Example calculation

• HHRA training session for different substance types, product types and intended uses

• How to get started
• Relevant scenarios and models
• BfR Livestock Exposure Calculator
• BfR Calculator for estimating transfer of biocide residues into foods (non-prof. uses)
• Refinement options