Name Planned shipping method Start Date  
Delicatessen salad
Parameters (quantitative): benzoic acid [mg/kg], sorbic acid [mg/kg], Methyl 4-hydroxybenzoate [mg/kg], Ethyl 4-hydroxybenzoate [mg/kg], Propyl 4-hydroxybenzoate [mg/kg], Butyl 4-hydroxybenzoate 1 [mg/kg], n-Butyl 4-hydroxybenzoate 1 [mg/kg], Isobutyl 4-hydroxybenzoate 1 [mg/kg]
Article Number: 2010197
Category: chemical-physical testing food and feed food matrices (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping December 2026 Add to cart
Density ISO 1183-1 and ASTM D792 (Apr.)
Parameters (quantitative): Density [g/cm³]
Article Number: 2010769
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Unfortunately, no further booking is possible this year.
Shipping at room temperature April 2025
Density ISO 1183-1 and ASTM D792 (Apr.)
Article Number: 2010769
April 2026 Add to cart
Density ISO 1183-1 and ASTM D792 (Oct.)
Parameters (quantitative): Density [g/cm³]
Article Number: 2010984
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 October 2025 Add to cart
Density ISO 1183-1 and ASTM D792 (Oct.)
Article Number: 2010984
October 2026 Add to cart
Density of rubber ISO 2781
Parameters (quantitative): Density [g/cm³]
Article Number: 2010727
Category: chemical-physical testing material testing rubber & TPE
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Is currently underway. Can still be booked.
Shipping at room temperature May 2025 Add to cart
Density of rubber ISO 2781
Article Number: 2010727
May 2026 Add to cart
Dental care - total fluoride
Parameters (quantitative): total fluoride [g/100g]
Article Number: 3010017
Description: To continuously ensure a good product quality for end products as well as for intermediate products the chmical-physical parameters have to be monitored and analyzed. These PT schemes are specially developed for quantitative requirements and specifications in the cosmetic field.
Category: chemical-physical testing consumer goods and packaging cosmetic
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature October 2025 Add to cart
Dental care - total fluoride
Article Number: 3010017
October 2026 Add to cart
Depth of penetration of water under pressure EN 12390-8
Parameters (quantitative): Maximum depth of penetration [mm]
Article Number: 2010591
Category: physical mechanical testing material testing hardened concrete
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature December 2025 Add to cart
Depth of penetration of water under pressure EN 12390-8
Article Number: 2010591
December 2026 Add to cart
Detection B.cereus milk
Parameters (qualitative): B.cereus qualitative
Article Number: 2011314
Category: immunological, molecular biological and microbiological testing food and feed milk and cream
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Unfortunately, no further booking is possible this year.
New proficiency testing
Frozen shipping May 2025
Detection B.cereus milk
Parameters (qualitative): B.cereus qualitative
Article Number: 2011314
May 2026 Add to cart
Detection Campylobacter spp. milk
Parameters (qualitative): Campylobacter spp.
Article Number: 2010089
Description: Possible methods for participation, e.g.: ISO 10272-1, LFGB L 00.00-107
Category: immunological, molecular biological and microbiological testing food and feed milk and cream
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Frozen shipping May 2026 Add to cart
Detection Campylobacter spp. poultry
Parameters (qualitative): Campylobacter spp.
Article Number: 2010146
Description: Possible methods for participation, e.g.: ISO 10272-1, LFGB L 00.00-107
Category: immunological, molecular biological and microbiological testing food and feed meat products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Unfortunately, no further booking is possible this year.
Frozen shipping May 2025
Detection Campylobacter spp. poultry
Parameters (qualitative): Campylobacter spp.
Article Number: 2010146
May 2026 Add to cart
Di-ethylene glycol in food simulants (EN 13130-7)
Parameters (quantitative): di-ethylene glycol (ethanol 10%) [mg/kg], di-ethylene glycol (ethanol 20%) [mg/kg], di-ethylene glycol (ethanol 50%) [mg/kg], di-ethylene glycol (acetic acid 3%) [mg/kg], di-ethylene glycol (dist. water) [mg/kg], di-ethylene glycol (vegetable oil) [mg/kg]
Article Number: 2010222
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.
Is currently underway. Can still be booked.
Refrigerated shipping May 2025 Add to cart
Di-ethylene glycol in food simulants (EN 13130-7)
Article Number: 2010222
June 2026 Add to cart
Dimensional change in washing ISO 5077 - ISO 6330
Parameters (quantitative): Dimensional change - warp [%], Dimensional change - weft [%]
Article Number: 2010840
Category: physical mechanical testing material testing textiles
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Is currently underway. Can still be booked.
Shipping at room temperature May 2025 Add to cart
Dimensional change in washing ISO 5077 - ISO 6330
Article Number: 2010840
May 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.