Name Planned shipping method Start Date  
Fines - Grading of filler aggregates EN 933-10
Article Number: 2011186
Category: physical mechanical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Fines - Grading of filler aggregates EN 933-10
Article Number: 2011186
November 2026 Add to cart
Fines - Methylene blue test EN 933-9
Article Number: 2011185
Category: chemical-physical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Fines - Methylene blue test EN 933-9
Article Number: 2011185
November 2026 Add to cart
Loose bulk density and voids EN 1097-3
Parameters (quantitative): loose bulk density δb [Mg/m3], voids υ [%]
Article Number: 2010575
Category: chemical-physical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Loose bulk density and voids EN 1097-3
Article Number: 2010575
November 2026 Add to cart
Particle density and water absorption EN 1097-6
Article Number: 2010579
Category: chemical-physical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Particle density and water absorption EN 1097-6
Article Number: 2010579
November 2026 Add to cart
Particle shape - Shape index EN 933-4
Article Number: 2010613
Category: physical mechanical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature December 2025 Add to cart
Particle shape - Shape index EN 933-4
Article Number: 2010613
December 2026 Add to cart
Particle size distribution - Sieving method EN 933-1
Parameters (quantitative): percentage passage [%]
Article Number: 2010611
Category: physical mechanical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature December 2025 Add to cart
Particle size distribution - Sieving method EN 933-1
Article Number: 2010611
December 2026 Add to cart
Resistance to freezing and thawing EN 1367-1
Article Number: 2011234
Category: chemical-physical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Shipping at room temperature November 2025 Add to cart
Resistance to freezing and thawing EN 1367-1
Article Number: 2011234
November 2026 Add to cart
Shell content EN 933-7
Article Number: 2011235
Category: physical mechanical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Shipping at room temperature November 2025 Add to cart
Shell content EN 933-7
Article Number: 2011235
November 2026 Add to cart
Total sulfur content, Acid soluble sulfates EN 1744-1
Parameters (quantitative): Total sulfur content (S) [%], Sulphate content (SO3) [%]
Article Number: 2010583
Category: chemical-physical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Total sulfur content, Acid soluble sulfates EN 1744-1
Article Number: 2010583
November 2026 Add to cart
Water-soluble chloride salts - potentiometry EN 1744-1
Article Number: 2011187
Category: chemical-physical testing material testing aggregates
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Water-soluble chloride salts - potentiometry EN 1744-1
Article Number: 2011187
November 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.