Name Planned shipping method Start Date  
Resistance to ozone cracking ISO 1431-1
Parameters (quantitative): Crack size [grade]
Article Number: 2010269
Category: physical mechanical testing material testing rubber & TPE
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2026 Add to cart
Resistance to ozone cracking ISO 1431-1
Article Number: 2010269
May 2027 Add to cart
Retroreflection (retroreflective material) ISO 20471 (6.1)
Article Number: 2010108
Category: chemical-physical testing material testing protective clothing
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2026 Add to cart
Retroreflection (retroreflective material) ISO 20471 (6.1)
Article Number: 2010108
May 2027 Add to cart
Rice (GMO)
Parameters (qualitative): detection of screening elements P-35S, T-NOS and bar
Parameters (quantitative): relative amount LLRice52 [%]
Article Number: 2010143
Category: immunological, molecular biological and microbiological testing food and feed cereals, cereal products
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping November 2025 Add to cart
Rice (GMO)
Parameters (qualitative): detection of screening elements P-35S, T-NOS and bar
Article Number: 2010143
November 2026 Add to cart
Rice (GMO)
Parameters (qualitative): detection of screening elements P-35S, T-NOS and bar
Article Number: 2010143
November 2027 Add to cart
Rubber - N-nitrosamines
Parameters (quantitative): NDPA (CAS 621-64-7) [mg/kg], NDMA (CAS 62-75-9) [mg/kg], NDEA (CAS 55-18-5) [mg/kg], NDBA (CAS 924-16-3) [mg/kg], NPIP (CAS 100-75-4) [mg/kg], NPYR (CAS 930-55-2) [mg/kg], NMOR (CAS 59-89-2) [mg/kg], NMPhA (CAS 614-00-6) [mg/kg], NEPhA (CAS 612-64-6) [mg/kg], NDBzA (CAS 5336-53-8) [mg/kg], NMEA (CAS 10595-95-6) [mg/kg], NDPhA (CAS 86-30-6) [mg/kg]
Article Number: 2011405
Description: Possible testing e.g. by ISO 19577
Category: chemical-physical testing consumer goods and packaging rubber
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Frozen shipping November 2026 Add to cart
Rubber - N-nitrosamines
Article Number: 2011405
November 2027 Add to cart
Rubber - organotin compounds
Parameters (quantitative): n-butyltintrichloride (as cation) (CAS 1118-46-3) [µg/kg], n-octyltintrichloride (as cation) (CAS 3091-25-6) [µg/kg], di-n-butyltindichloride (as cation) (CAS 683-18-1) [µg/kg], di-n-octyltindichloride (as cation) (CAS 3542-36-7) [µg/kg], tri-n-butyltinchloride (as cation) (CAS 1461-22-9) [µg/kg], triphenyltinchloride (as cation) (CAS 639-58-7) [µg/kg], tricyclohexyltinchloride (as cation) (CAS 3091-32-5) [µg/kg], tetra-n-butyltin (CAS 1461-25-2) [µg/kg]
Article Number: 2011406
Description: Possible testing e.g. by DIN EN ISO 16179, ISO 22744-1
Category: chemical-physical testing consumer goods and packaging rubber
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Frozen shipping August 2026 Add to cart
Rubber - organotin compounds
Article Number: 2011406
August 2027 Add to cart
Rubber - overall migration (one-sided contact)
Parameters (quantitative): overall migration (ethanol 10%) [mg/dm²], overall migration (ethanol 20%) [mg/dm²], overall migration (ethanol 50%) [mg/dm²], overall migration (acetic acid 3%) [mg/dm²], overall migration (vegetable oil) [mg/dm²]
Article Number: 2011130
Description: possible materials used: natural latex,nitrile rubber (NBR)
Category: chemical-physical testing consumer goods and packaging rubber
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature January 2026 Add to cart
Rubber - overall migration (one-sided contact)
Article Number: 2011130
January 2027 Add to cart
Rubber - overall migration (substitute test, one-sided contact)
Parameters (quantitative): overall migration (ethanol 95%) [mg/dm²], overall migration (ISO octane) [mg/dm²]
Article Number: 2011132
Description: possible materials used: natural latex, nitrile rubber (NBR)
Category: chemical-physical testing consumer goods and packaging rubber
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature December 2026 Add to cart
Rubber - overall migration (substitute test, one-sided contact)
Article Number: 2011132
December 2027 Add to cart
Rubber - overall migration (total immersion)
Parameters (quantitative): overall migration (ethanol 10%) [mg/dm²], overall migration (ethanol 20%) [mg/dm²], overall migration (ethanol 50%) [mg/dm²], overall migration (acetic acid 3%) [mg/dm²], overall migration (vegetable oil) [mg/dm²]
Article Number: 2011131
Description: possible materials used: natural latex, nitrile rubber (NBR)
Category: chemical-physical testing consumer goods and packaging rubber
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature October 2026 Add to cart
Rubber - overall migration (total immersion)
Article Number: 2011131
October 2027 Add to cart
Rubber - PAH content
Parameters (quantitative): benzo[a]pyrene (CAS 50-32-8) [mg/kg], anthracene (CAS 120-12-7) [mg/kg], benzo[a]anthracene (CAS 56-55-3) [mg/kg], chrysene (CAS 218-01-9) [mg/kg], fluoranthene (CAS 206-44-0) [mg/kg]
Article Number: 2010853
Category: chemical-physical testing consumer goods and packaging rubber
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping September 2026 Add to cart
Rubber - PAH content
Article Number: 2010853
September 2027 Add to cart
Rubber - phthalates
Parameters (quantitative): DBP (CAS 84-74-2) [g/100 g], DIPB (CAS 84-69-5) [g/100 g], DPP (CAS 131-18-0) [g/100 g], DHEXP (CAS 84-75-3) [g/100 g], DCHP (CAS 84-61-7) [g/100 g], DEHP (CAS 117-81-7) [g/100 g], BBP (CAS 85-68-7) [g/100 g], DMEP (CAS 117-82-8) [g/100 g], DIPP (CAS 605-50-5) [g/100 g], DNOP (CAS 117-84-0) [g/100 g], DINP (CAS 28553-12-0) [g/100 g], DIDP (CAS 26761-40-0) [g/100 g], DEP (CAS 84-66-2) [g/100 g], DMP (CAS 131-11-3) [g/100 g]
Article Number: 2011404
Description: Possible testing e.g. by GC/MS
Category: chemical-physical testing consumer goods and packaging rubber
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Shipping at room temperature June 2026 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.