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  • Type of Testing: Chemisch-physikalisch
Name Planned shipping method Start Date  
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 2026 Add to cart
Water-soluble chloride salts - Volhard method EN 1744-1
Article Number: 2010581
November 2027 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 2027 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.
Shipping at room temperature April 2027 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.
Shipping at room temperature March 2027 Add to cart
Yarns - Linear density by skein method ISO 2060, ASTM D1907
Article Number: 2011441
Category: chemical-physical testing material testing yarns
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Shipping at room temperature October 2026 Add to cart
Yarns - Linear density by skein method ISO 2060, ASTM D1907
Article Number: 2011441
October 2027 Add to cart
Yarns - Unevenness and hairiness index ISO 16549
Article Number: 2011444
Category: chemical-physical testing material testing yarns
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Shipping at room temperature October 2026 Add to cart
Yarns - Unevenness and hairiness index ISO 16549
Article Number: 2011444
October 2027 Add to cart
Yarns – Hairiness count
Article Number: 2011445
Description: Possible testing e.g. by ASTM D5647
Category: chemical-physical testing material testing yarns
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Shipping at room temperature October 2026 Add to cart
Yarns – Hairiness count
Article Number: 2011445
October 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.