Proficiency testing catalogue
| Name | Planned shipping method | Start Date | ||
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Ingredients animal feed (round 2)
Parameters (quantitative): crude protein (N x 6,25) [g/100 g], urea [g/100 g], volatile nitrogenous bases [g/100 g], amino acid content [g/kg], tryptophan (Trp) [g/100 g], phosphorus (P) [g/100 g], sodium chloride [g/100 g], retinol (vitamin A) as all-E-retinol [mg/kg], α-tocopherol (vitamin E) [mg/kg] Article Number: 2011166 Description: Examination possible according to Regulation (EC) 152/2009 The following matrices can be used (at least 2 different ones): Forage (e.g. silage, fodder beet), concentrates (single feed, compound feed), premixes Category: chemical-physical testing food and feed animal feed Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
 Shipping at room temperature
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August 2026 | Add to cart | |
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Ingredients animal feed (round 2)
Article Number: 2011166 |
August 2027 | Add to cart | ||
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Instrumental assessment ISO 105 A04, A05
Parameters (quantitative): Gray Scale Number Color Change (GSC) [step], Gray scale number color change (GSC) [step], Fastness number staining (level to be indicated) [step] Article Number: 2010919 Category: chemical-physical testing material testing plastics (thermoplastics) Accreditation: This proficiency test is within the scope of the A2LA accreditation. |
Shipping at room temperature
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April 2027 | Add to cart | |
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Jewellery (acc. to EN 1811)
Parameters (quantitative): surface area [cm²], nickel release [µg/cm²/week] Article Number: 2010568 Description: Due to the increasing number of nickel containing prodcuts the amount of nickel allergies increases. Nickel is the most frequent cause for contact allergies. Therefore the nickel release is determined according to EN 1811. This proficiency testing is intended for all laboratories which test the nickel release on a routine basis or are establishing the method. Category: chemical-physical testing consumer goods and packaging jewellery Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Shipping at room temperature
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July 2026 | Add to cart | |
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Jewellery (acc. to EN 1811)
Article Number: 2010568 |
July 2027 | Add to cart | ||
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Lead and cadmium in jewellery
Parameters (quantitative): lead (Pb) [mg/kg], cadmium (Cd) [mg/kg] Article Number: 2010969 Description: The test should be carried out according to ASU B 82.02-23, ASU B 82.02-24 or a comparable method. Category: chemical-physical testing consumer goods and packaging jewellery Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Shipping at room temperature
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October 2026 | Add to cart | |
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Lead and cadmium in jewellery
Article Number: 2010969 |
October 2027 | Add to cart | ||
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Leather - 4-aminoazobenzene (ISO 17234-2)
Parameters (quantitative): 4-aminoazobenzene (CAS 60-09-3) [mg/kg] Article Number: 2010200 Description: Possible testing e.g. by EN ISO 17234-2 Category: chemical-physical testing consumer goods and packaging leather Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
 Frozen shipping
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July 2026 | Add to cart | |
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Leather - 4-aminoazobenzene (ISO 17234-2)
Article Number: 2010200 |
July 2027 | Add to cart | ||
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Leather - aromatic amines from azo dyes (ISO 17234-1)
Parameters (quantitative): o-toluidine (CAS 95-53-4) [mg/kg], o-anisidine (CAS 90-04-0) [mg/kg], o-dianisidine (CAS 119-90-4) 1 [mg/kg], 5-nitro-o-toluidine (CAS 99-55-8) [mg/kg], o-aminoazotoluene (CAS 97-56-3) 1 [mg/kg], 4-chloroaniline (CAS 106-47-8) 1 [mg/kg], 3,3'-dichlorobenzidine (CAS 91-94-1) 1 [mg/kg], benzidine (CAS 92-87-5) 1 [mg/kg], o-tolidine (CAS 119-93-7) 1 [mg/kg], 2,4-diaminotoluene (CAS 95-80-7) 1 [mg/kg] Article Number: 2010198 Description: Possible testing e.g. by EN ISO 17234-1 Category: chemical-physical testing consumer goods and packaging leather Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Frozen shipping
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July 2026 | Add to cart | |
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Leather - aromatic amines from azo dyes (ISO 17234-1)
Article Number: 2010198 |
July 2027 | Add to cart | ||
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Leather - bisphenols (ISO 11936)
Parameters (quantitative): bisphenol A (CAS 80-05-7) [mg/kg], bisphenol B (CAS 77-40-7) [mg/kg], bisphenol F (CAS 620-92-8) [mg/kg], bisphenol S (CAS 80-09-1) [mg/kg] Article Number: 2011145 Description: Possible testing e.g. by EN ISO 11936 Category: chemical-physical testing consumer goods and packaging leather Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. Is currently underway. Can still be booked. |
Frozen shipping
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March 2026 | Add to cart | |
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Leather - bisphenols (ISO 11936)
Article Number: 2011145 |
April 2027 | Add to cart | ||
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Leather - burning rate FMVSS 302 and DBL 5307
Parameters (quantitative): Burning rate [mm/min] Article Number: 2010770 Category: chemical-physical testing material testing leather Accreditation: This proficiency test is within the scope of the A2LA accreditation. Is currently underway. Can still be booked. |
Shipping at room temperature
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April 2026 | Add to cart | |
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Leather - burning rate FMVSS 302 and DBL 5307
Article Number: 2010770 |
April 2027 | Add to cart | ||
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Leather - chromium (VI)
Parameters (quantitative): chromium VI (Cr VI) [mg/kg] Article Number: 2011251 Description: Possible testing e.g. by EN ISO 17075-1; EN ISO 17075-2 Category: chemical-physical testing consumer goods and packaging leather Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Frozen shipping
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October 2026 | Add to cart | |
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Leather - chromium (VI)
Article Number: 2011251 |
October 2027 | Add to cart | ||
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Leather - Colour fastness to migration ISO 15701
Article Number: 2011412 Category: chemical-physical testing material testing leather Accreditation: This proficiency test is not included in the scope of the accreditation. Is currently underway. Can still be booked. New proficiency testing |
Shipping at room temperature
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April 2026 | Add to cart | |
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Leather - Colour fastness to migration ISO 15701
Article Number: 2011412 |
April 2027 | Add to cart | ||
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Leather - colour fastness to perspiration ISO 11641
Parameters (quantitative): Change in color sample [grade], Staining of adjacent fabrics [grade] Article Number: 2010643 Category: chemical-physical testing material testing leather Accreditation: This proficiency test is not included in the scope of the accreditation. Is currently underway. Can still be booked. |
Shipping at room temperature
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April 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.
Under certain circumstances, this parameter may not be available in the proficiency test.