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Name Planned shipping method Start Date  
Plastics - UV absorber
Parameters (quantitative): UV 320 (CAS 3846-71-7) [mg/kg], UV 326 (CAS 3896-11-5) [mg/kg], UV 327 (CAS 3864-99-1) [mg/kg], UV 328 (CAS 25973-55-1) [mg/kg], UV 350 (CAS 36437-37-3) [mg/kg]
Article Number: 2011388
Description: Determination of benzotriazole compounds (Tinuvin). Possible testing e.g. by ISO 24040
Category: chemical-physical testing consumer goods and packaging plastics, plastic film
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Is currently underway. Can still be booked.
New proficiency testing
Frozen shipping August 2026 Add to cart
Plastics - UV absorber
Article Number: 2011388
September 2027 Add to cart
Textiles - UV absorber (ISO 24040)
Parameters (quantitative): UV 320 (CAS 3846-71-7) [mg/kg], UV 327 (CAS 3864-99-1) [mg/kg], UV 328 (CAS 25973-55-1) [mg/kg], UV 350 (CAS 36437-37-3) [mg/kg]
Article Number: 2011392
Description: Determination of benzotriazole compounds (Tinuvin).
Category: chemical-physical testing consumer goods and packaging textiles
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Is currently underway. Can still be booked.
New proficiency testing
Frozen shipping August 2026 Add to cart
Textiles - UV absorber (ISO 24040)
Article Number: 2011392
September 2027 Add to cart
1 Parameters with this label depend on the number of participants and/or the choice of materials.
Under certain circumstances, this parameter may not be available in the proficiency test.