Name Planned shipping method Start Date  
Deformation under compressive load and temperature conditions EN 1605
Parameters (quantitative): relative deformation ε1 [%], relative deformation ε2 [%]
Article Number: 2011233
Category: physical mechanical testing material testing thermal insulating material
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Shipping at room temperature December 2026 Add to cart
Deformation under compressive load and temperature conditions EN 1605
Article Number: 2011233
December 2027 Add to cart
Degree of blistering (quantity and size) ISO 4628-2
Parameters (quantitative): Blistering (quantity) [rating], Blistering (size) [rating]
Article Number: 2010701
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature April 2026 Add to cart
Degree of blistering (quantity and size) ISO 4628-2
Article Number: 2010701
April 2027 Add to cart
Degree of crosslinking of PE-X ISO 10147
Parameters (quantitative): Degree of crosslinking G [%]
Article Number: 2010529
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature April 2026 Add to cart
Degree of crosslinking of PE-X ISO 10147
Article Number: 2010529
April 2027 Add to cart
Degree of rusting ISO 4628-3
Parameters (quantitative): Degree of rusting Ri [rating]
Article Number: 2011046
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 2026 Add to cart
Degree of rusting ISO 4628-3
Article Number: 2011046
April 2027 Add to cart
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
Delicatessen salad
Article Number: 2010197
December 2027 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.
Shipping at room temperature April 2026 Add to cart
Density ISO 1183-1 and ASTM D792 (Apr.)
Article Number: 2010769
April 2027 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 2026 Add to cart
Density ISO 1183-1 and ASTM D792 (Oct.)
Article Number: 2010984
October 2027 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.
Shipping at room temperature May 2026 Add to cart
Density of rubber ISO 2781
Article Number: 2010727
May 2027 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 2026 Add to cart
Dental care - total fluoride
Article Number: 3010017
October 2027 Add to cart
Dental care – hydroxyapatite (nanoparticles)
Parameters (quantitative): hydroxyapatite (CAS 1306-06-5) nano [g/100g]
Article Number: 2011437
Description: The use of hydroxyapatite (nano) in dental care products is permitted in the EU, provided that the applicable maximum concentrations are observed. This PT offers you the opportunity to verify your analysis of these nanoparticles in dental care products.
Category: chemical-physical testing consumer goods and packaging cosmetic
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Shipping at room temperature July 2026 Add to cart
Dental care – hydroxyapatite (nanoparticles)
Article Number: 2011437
July 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.