Please note our new proficiency testing schemes.


Name Planned shipping method Start Date  
Thermal resistance EN 12667
Parameters: Thermal resistance R [m²K/W], Thermal conductivity λ [W/(mK)]
Article Number: 2010280
Description: This standard specifies the basics and test methods for determination of heat transfer of test samples in accordance with the procedure with the guarded hot plate and the guarded heat flow meter.
Category: chemical-physical testing material testing Thermal insulating material
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
completed testing items 50 cm x 50 cm x 5 cm
Shipping at room temperature December 2024 Add to cart
Thermal resistance EN 12667
Parameters: Thermal resistance R [m²K/W], Thermal conductivity λ [W/(mK)]
Article Number: 2010280
Description: This standard specifies the basics and test methods for determination of heat transfer of test samples in accordance with the procedure with the guarded hot plate and the guarded heat flow meter.
Category: chemical-physical testing material testing Thermal insulating material
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
completed testing items 50 cm x 50 cm x 5 cm
Shipping at room temperature December 2025 Add to cart
Thermogravimetry - black carbon content (TGA) ISO 11358
Parameters: Black carbon content [%]
Article Number: 2010750
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 2024 Add to cart
Thermogravimetry - black carbon content (TGA) ISO 11358
Parameters: Black carbon content [%]
Article Number: 2010750
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 2025 Add to cart
Thermogravimetry (TGA) - filler content ASTM E1131
Article Number: 2010653
Category: chemical-physical testing material testing Thermoplastics
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Shipping at room temperature March 2025 Add to cart
Thermogravimetry (TGA) - filler content ISO 11358
Parameters: Talcum content [%], Glass fibre content [%]
Article Number: 2010745
Category: chemical-physical testing material testing Thermoplastics
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 March 2024 Add to cart
Thermogravimetry (TGA) - filler content ISO 11358
Parameters: Talcum content [%], Glass fibre content [%]
Article Number: 2010745
Category: chemical-physical testing material testing Thermoplastics
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature March 2025 Add to cart
thermophilic bacteria (55 °C) milk powder
Parameters: thermophilic aerobic total count (55 °C, vegetative), thermalresistant Spores of thermophilic bacteria (2 samples milk powder)
Article Number: 2010534
Description: Possible methods for participation, e.g.: ISO 4833, § 64 LFGB L 00.00 88-1 (55°C)
Category: microbiological testing microbiology milk powder
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping September 2024 Add to cart
thermophilic bacteria (55 °C) milk powder
Parameters: thermophilic aerobic total count (55 °C, vegetative), thermalresistant Spores of thermophilic bacteria (2 samples milk powder)
Article Number: 2010534
Description: Possible methods for participation, e.g.: ISO 4833, § 64 LFGB L 00.00 88-1 (55°C)
Category: microbiological testing microbiology milk powder
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping September 2025 Add to cart
thermophilic sterility testing tinned food
Parameters: thermophilic germ load (55°C) (products with low acidity (pH > 4,5))
Article Number: 2010928
Category: microbiological testing microbiology canning, glass
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping September 2024 Add to cart
thermophilic sterility testing tinned food
Parameters: thermophilic germ load (55°C) (products with low acidity (pH > 4,5))
Article Number: 2010928
Category: microbiological testing microbiology canning, glass
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping September 2025 Add to cart
Thermoplastics pipes - ring stiffness ISO 9969
Parameters: Ring stiffness [kN/m²]
Article Number: 2010891
Category: physical mechanical testing material testing Thermoplastics
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature March 2025 Add to cart
Thickness at specified pressures ISO 9863-1
Parameters: Nominal Thickness [mm]
Article Number: 2010906
Category: physical mechanical testing material testing Geosynthetics
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Shipping at room temperature March 2025 Add to cart
Thickness of nonwovens ISO 9073-2
Parameters: Thickness [mm]
Article Number: 2010732
Category: physical mechanical testing material testing textiles
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature May 2024 Add to cart
Thickness of nonwovens ISO 9073-2
Parameters: Thickness [mm]
Article Number: 2010732
Category: physical mechanical testing material testing textiles
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature May 2025 Add to cart
threshold value examination off flavour
Parameters: sensory analysis - threshold value examination for packaging off-flavour
Article Number: 3010022
Category: sensory testing consumer goods and packaging packaging
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping August 2025 Add to cart
Tissue products - Grammage ISO 12625-6
Article Number: 2011032
Category: chemical-physical testing material testing paper and board
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature October 2024 Add to cart
Tissue products - Grammage ISO 12625-6
Article Number: 2011032
Category: chemical-physical testing material testing paper and board
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature October 2025 Add to cart
Tissue products - Thickness ISO 12625-3
Article Number: 2011030
Category: physical mechanical testing material testing paper and board
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature October 2024 Add to cart
Tissue products - Thickness ISO 12625-3
Article Number: 2011030
Category: physical mechanical testing material testing paper and board
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature October 2025 Add to cart