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Technical Guidance on Organo Tin Compound

February 2017

What is it?

Organo Tin Compounds or stannenes are chemical compounds based on tin with hydrocarbon substituent(s)

Potential health hazards

  • They are major concern for environmental pollution.
  • If present in higher levels, Very harmful to Aquatic life.
  • Endocrine/ central nervous system disruptors.
  • Organotin compounds are environmental pollutants and particularly harmful to aquatic environments. They can damage liver, kidneys, blood forming process and can cause disruption of the enzyme system.

Commonly found in:

Plastics, inks, paints and heat transfer material.

Related legislation (non-exhaustive)

  • European Union: REACH Annex XVII, entry 20
  • Switzerland: Chemical Risk Reduction Ordinance, Ordinance on objects intended for contact with mucous membranes, skin and hair.

Maximum limit (non-exhaustive)

  • Tri-substituted, dibutyltin (DBT), dioctylin (DOT): ≤0.1% (by weight of tin)
  • Tri-substituted, dibutyltin (DBT), dioctyltin (DOT) organotin compounds: <0.1% (by weight of tin)

How can TÜV SÜD help?

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