Name Planned shipping method Start Date  
Visual determination of insects in flour
Parameters (qualitative): qualitative detection of insects
Parameters (quantitative): quant. determination of insect residues [% (w/w)], number of whole insects [number/kg]
Article Number: 2011217
Description: This proficiency test may contain various insect species that are stock pests, e.g. Sitophilus granarius, Ephestia kuehniella, Tenebrio molitor.
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is not included in the scope of the accreditation.
Refrigerated shipping September 2026 Add to cart
Visual evaluation with grey scale ISO 105 A02, A03
Parameters (quantitative): Grey scale (change in colour) [grade], Grey scale (staining) [grade]
Article Number: 2010026
Category: chemical-physical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Shipping at room temperature April 2026 Add to cart
Vitamin solution
Parameters (quantitative): thiamine (vitamin B1) as thiamine chloride [mg/100 ml], riboflavine (vitamin B2) as total vitamin B2 [mg/100 ml], niacin (vitamin B3) [mg/100 ml], pantothenic acid (vitamin B5) [mg/100 ml], pyridoxine (vitamin B6) [mg/100 ml], folic acid (vitamin B11) [µg/100 ml], cyanocobalamin (vitamin B12) [µg/100 ml], L-ascorbic acid [mg/100 ml], α-tocopherol (vitamin E) [mg/100 ml], riboflavin [mg/100 ml], flavin mononucleotide [mg/100 ml]
Article Number: 2010021
Category: chemical-physical testing food and feed non-alcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping May 2026 Add to cart
Voltage dips, short interruptions, voltage variations immunity IEC 61000-4-11
Parameters (quantitative): Amlitude before Dip - Minimum value [Vrms], Amplitude during Dip (0 % / 0 V / 1 cycle) - Mean value [Vrms], Amplitude during Dip (40 % / 92 V / 10 cycles) - Mean value [Vrms], Amplitude during Dip (70 % / 161 V / 25 cycles) - Mean value [Vrms], Amplitude during Dip (0 % / 0 V / 250 cycles) - Mean value [Vrms], Amlitude after Dip - Minimum value [Vrms], Dip Length (0 % / 0 V / 1 cycle) - Mean value [ms], Dip Length (40 % / 92 V / 10 cycles) - Mean value [ms], Dip Length (70 % / 161 V / 25 cycles) - Mean value [ms], Dip Length (0 % / 0 V / 250 cycles) - Mean value [ms]
Article Number: 2011063
Description: The EMC test object consists of a tabletop unit with various supply connection options suitable for the specific task, e.g. 230V / 50 Hz, 12 V DC, 28 V DC. Operation via an integrated touch display with intuitive user interface.
Category: physical mechanical testing material testing electromagnetic compatibility
Accreditation: This proficiency test is not included in the scope of the accreditation.
additional test chambers or additional test places are charged with 50% of the proficiency testing price
Is currently underway. Can still be booked.
Shipping at room temperature August 2025 Add to cart
Voltage dips, short interruptions, voltage variations immunity IEC 61000-4-11
Article Number: 2011063
May 2026 Add to cart
Volume resistivity IEC 62631-3-1, VDE 0307-3-1
Parameters (quantitative): Volume resistivity [E+05 Ω], Specific volume resistivity [E+05 Ωm]
Article Number: 2010549
Category: physical mechanical 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
Wall thickness measurement of plastic pipes
Parameters (quantitative): Wall thickness [mm], Outer diameter [mm]
Article Number: 2010980
Description: Possible testing e.g. by ISO 3126 or ASTM D2122
Category: physical mechanical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature March 2026 Add to cart
Wash scratch resistance (Amtec-Kistler) DBL 5425 (A.1.17)
Parameters (quantitative): Residual gloss [%], Residual gloss following reflow [%]
Article Number: 2010543
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 2026 Add to cart
Water (ranking test, basic tastes) 1
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010000
Description: Possible methods for participation, e.g.: ISO 8587
Category: sensory testing food and feed non-alcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
The proficiency test price includes one test person; an additional sample set must be booked for each additional test person.
Refrigerated shipping February 2026 Add to cart
Water (ranking test, basic tastes) 3
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010030
Description: Possible methods for participation, e.g.: ISO 8587
Category: sensory testing food and feed non-alcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
The proficiency test price includes one test person; an additional sample set must be booked for each additional test person.
Refrigerated shipping November 2025 Add to cart
Water (ranking test, basic tastes) 3
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010030
November 2026 Add to cart
Water (ranking test, basic tastes) 2
Parameters (qualitative): organoleptic testing - basic taste (2 basic tastes)
Article Number: 3010028
Description: Possible methods for participation, e.g.: ISO 8587
Category: sensory testing food and feed non-alcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
The proficiency test price includes one test person; an additional sample set must be booked for each additional test person.
Refrigerated shipping June 2026 Add to cart
Water (triangle test, basic taste)
Parameters (qualitative): organoleptic testing - triangle test basic taste
Article Number: 3010006
Description: Possible methods for participation, e.g.: ISO 4120
Category: sensory testing food and feed non-alcoholic beverages
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
The proficiency test price includes one test person; an additional sample set must be booked for each additional test person.
Unfortunately, no further booking is possible this year.
Refrigerated shipping July 2025
Water (triangle test, basic taste)
Parameters (qualitative): organoleptic testing - triangle test basic taste
Article Number: 3010006
July 2026 Add to cart
Water absorption by cold water absorption EN 772-21
Article Number: 2010605
Category: physical mechanical testing material testing masonry units
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature November 2025 Add to cart
Water absorption by cold water absorption EN 772-21
Article Number: 2010605
November 2026 Add to cart
Water absorption coefficient by partial immersion ISO 15148
Parameters (quantitative): water absorption coefficient Ww [kg/(m2h0,5)]
Article Number: 2010282
Category: chemical-physical testing material testing mineral building materials
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Shipping at room temperature November 2025 Add to cart
Water absorption coefficient by partial immersion ISO 15148
Article Number: 2010282
November 2026 Add to cart
Water absorption ISO 62
Parameters (quantitative): Water absorbed (24h) [%], Water content at saturation [%]
Article Number: 2010796
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
Water content (Aquatrac®) CaH2-Method ISO 15512
Parameters (quantitative): Water content [%]
Article Number: 2010865
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
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.