Name Planned shipping method Start Date  
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 2026 Add to cart
Water-soluble chloride salts - Volhard method EN 1744-1
Parameters (quantitative): Chloride content [%]
Article Number: 2010581
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 - Volhard method EN 1744-1
Article Number: 2010581
November 2026 Add to cart
Wear Characteristics of Flocking PV 3366
Parameters (qualitative): Rating [-]
Article Number: 2010677
Description: This Proficiency Test is part of the certification program at Volkswagen, independently of this, participation is possible for every laboratory.
Category: physical mechanical testing material testing rubber & TPE
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2025 Add to cart
Wear Characteristics of Flocking PV 3366
Parameters (qualitative): Rating [-]
Article Number: 2010677
May 2026 Add to cart
Wear Resistance PV 3908
Parameters (quantitative): Weight loss [mg], Change in color (abrasion image) [grade]
Article Number: 2010681
Description: This Proficiency Test is part of the certification program at Volkswagen, independently of this, participation is possible for every laboratory.
Category: physical mechanical testing material testing textiles
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2025 Add to cart
Wear Resistance PV 3908
Article Number: 2010681
May 2026 Add to cart
Weathering (Dry, Hot) - Kalahari test PV 3929
Parameters (quantitative): Colour change (greyscale) [grade], Change in colour (measurement 45°as:15° ΔE*-value) [-], Change in colour (measurement 45°as:25° ΔE*-value) [-], Change in colour (measurement 45°as:45° ΔE*-value) [-], Change in colour (measurement 45°as:75° ΔE*-value) [-], Change in colour (measurement 45°as:110° ΔE*-value) [-]
Article Number: 2010128
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
Weathering (Humid, Hot) - Florida test PV 3930
Parameters (quantitative): Colour change (greyscale) [grade], Change in colour (measurement 45°as:15° ΔE*-value) [-], Change in colour (measurement 45°as:25° ΔE*-value) [-], Change in colour (measurement 45°as:45° ΔE*-value) [-], Change in colour (measurement 45°as:75° ΔE*-value) [-], Change in colour (measurement 45°as:110° ΔE*-value) [-]
Article Number: 2010130
Description: This Proficiency Test is part of the certification program at Volkswagen, independently of this, participation is possible for every laboratory.
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Is currently underway. Can still be booked.
Shipping at room temperature April 2025 Add to cart
Weathering (Humid, Hot) - Florida test PV 3930
Article Number: 2010130
April 2026 Add to cart
Wetting tension (green test ink) ISO 8296, ASTM D2578
Article Number: 2011206
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 May 2026 Add to cart
Wetting tension (red test ink) ISO 8296, ASTM D2578
Article Number: 2011205
Category: chemical-physical testing material testing films
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2025 Add to cart
Wetting tension (red test ink) ISO 8296, ASTM D2578
Article Number: 2011205
May 2026 Add to cart
Width and thickness of specimen (type 1A)
Parameters (quantitative): Width [mm], Thickness [mm]
Article Number: 2010978
Category: physical mechanical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Is currently underway. Can still be booked.
Shipping at room temperature April 2025 Add to cart
Width and thickness of specimen (type 1A)
Article Number: 2010978
April 2026 Add to cart
Wipe scratch resistance (Crockmeter) DBL 5425 (A.1.17)
Parameters (quantitative): Residual gloss [%], Residual gloss following reflow [%]
Article Number: 2010545
Category: physical mechanical testing material testing plastics (painting)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2025 Add to cart
Wipe scratch resistance (Crockmeter) DBL 5425 (A.1.17)
Article Number: 2010545
May 2026 Add to cart
Xenon Arc Light Aging PV 1303
Parameters (quantitative): Colour change ΔL*-value [-], Colour change Δa*-value [-], Colour change Δb*-value [-]
Article Number: 2010667
Description: This Proficiency Test is part of the certification program at Volkswagen, independently of this, participation is possible for every laboratory.
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Is currently underway. Can still be booked.
Shipping at room temperature March 2025 Add to cart
Xenon Arc Light Aging PV 1303
Article Number: 2010667
March 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.