Name Planned shipping method Start Date  
Environmental Cycle Test PV 1200
Parameters (quantitative): Cross-cut rating [-]
Article Number: 2010217
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Shipping at room temperature May 2026 Add to cart
Ergot alkaloids in flour
Parameters (quantitative): At least 3 different ergot alkaloids quantitatively, e.g. ergotamine, ergometrine, ergosine, ergocristine, ergocryptine and ergocornine
Article Number: 2010939
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping December 2025 Add to cart
Ergot alkaloids in flour
Article Number: 2010939
December 2026 Add to cart
Erichsen Hardness test pencil ISO 1518-1
Parameters (qualitative): yes/no test (10 N) [-], yes/no test (20 N) [-]
Parameters (quantitative): Intensity of change (10 N) [value], Intensity of change (20 N) [value]
Article Number: 2010823
Category: physical mechanical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature March 2026 Add to cart
Ethylene glycol in food simulants (EN 13130-7)
Parameters (quantitative): ethylene glycol (ethanol 10%) [mg/kg], ethylene glycol (ethanol 20%) [mg/kg], ethylene glycol (ethanol 50%) [mg/kg], ethylene glycol (acetic acid 3%) [mg/kg], ethylene glycol (dist. water) [mg/kg], ethylene glycol (vegetable oil) [mg/kg]
Article Number: 2010220
Description: MEG and DEG have an SML value of 30 mg/kg. The ability to determine contents of MEG and DEG around the SML-value reliably can be proofed and certified with the corresponding two proficiency testing rounds, e.g. by EN 13130-7.
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.
Refrigerated shipping June 2025 Add to cart
Ethylene glycol in food simulants (EN 13130-7)
Article Number: 2010220
June 2026 Add to cart
Ethylene oxide in spices
Parameters (quantitative): ethylene oxide (CAS 75-21-8) [µg/kg], ethylene chlorohydrin (CAS 107-07-3) [µg/kg]
Article Number: 2011095
Category: chemical-physical testing food and feed food matrices (other)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Frozen shipping November 2025 Add to cart
Ethylene oxide in spices
Article Number: 2011095
November 2026 Add to cart
Ethylenediamine in food simulants (CEN TS 13130-21)
Parameters (quantitative): ethylene diamine (ethanol 10%) [mg/kg], ethylene diamine (dist. water) [mg/kg], ethylene diamine (acetic acid 3%) [mg/kg]
Article Number: 2011101
Description: Possible testing e.g. by CEN/TS 13130-21
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.
Refrigerated shipping October 2025 Add to cart
Ethylenediamine in food simulants (CEN TS 13130-21)
Article Number: 2011101
October 2026 Add to cart
Evaporated milk
Parameters (quantitative): fat [g/100g], dry matter [g/100g], protein (N x 6,38) [g/100g], ash [g/100g], phosphorus (P) [mg/100g]
Article Number: 2010041
Description: This proficiency testing scheme is designed for all laboratories which do chemical testing of evaporated milk within the scope of their test program.
Category: chemical-physical testing food and feed milk and cream
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature July 2025 Add to cart
Evaporated milk
Article Number: 2010041
July 2026 Add to cart
Exposure to laboratory light (UV lamps) ISO 4892-3 and ASTM G154
Parameters (quantitative): Evaluation by participant: Change in colour with greyscale, Evaluation by DRRR: Change in colour ΔE*-value
Article Number: 2010868
Description: For this Proficiency test a return of the tested samples is required!
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature April 2025 Add to cart
Exposure to laboratory light (UV lamps) ISO 4892-3 and ASTM G154
Article Number: 2010868
April 2026 Add to cart
Exterior Cyclic Corrosion GMW 14872
Article Number: 2010022
Category: chemical-physical testing material testing metals
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature April 2025 Add to cart
Exterior Cyclic Corrosion GMW 14872
Article Number: 2010022
April 2026 Add to cart
Falsification beeswax
Parameters (quantitative): paraffin wax [g/100 g], stearic acid [g/100 g]
Article Number: 2011018
Description: Recently, there was an enhanced level of falsification of beeswax with paraffin wax and stearin in the international trade. This can influence the development of bees negatively and embedded honey can be contaminated. Therefore, it is important to be able to determine the quality of beeswax.
Category: chemical-physical testing food and feed honey and beeswax
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature December 2025 Add to cart
Falsification beeswax
Article Number: 2011018
December 2026 Add to cart
Falsification honey
Parameters (qualitative): Identification of rice syrup, Identification of sugar beet syrup
Article Number: 2011014
Description: Recently, there was a dramatic increase of falsification in the international honey trade, i.a. the honey is often mixed with industrial sugar syrup. With this proficiency testing the comparability of detecting sugar syrup in honey can be determined.
Category: chemical-physical testing food and feed honey and beeswax
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping July 2025 Add to cart
Falsification honey
Parameters (qualitative): Identification of rice syrup, Identification of sugar beet syrup
Article Number: 2011014
July 2026 Add to cart
1 Parameter mit dieser Kennzeichnung sind abhangig von der Teilnehmerzahl und/oder der Materialauswahl.
Unter Umständen kann es vorkommen, dass dieser Parameter im Ringversuch nicht zur Verfügung steht.