Proficiency Tests


DLA-Registration: Online-Form 2019 [get Form 2018 / 2019 / 2020]

Here you may register your participation in the following proficiency tests directly.
Please mark the respective proficiency tests in the related column for „subscription“!


Subscription
(single)

DLA-No.

Proficiency Test

Shipping Samples

Prize



Elicitors of Allergies and Intolerance Reactions




Allergen-PTs (qualitative / quantitative)

DLA 01 – 9/2019: 2 Samples with Allergens in a Food Matrix, as pastry, chocolate or wine, are provided for qualitative and quantitative determination. One of these samples and the "Spiking Level Sample" were prepared adding the allergenic ingredients. The "Spiking Level Sample" contains the allergens in a simple matrix in similar amounts. The evaluation of results will be qualitative and quantitative. For information DLA calculates a recovery rate for the "positive"-sample and the "Spiking Level Sample". Any suitable method can be applied for analysis.


01/2019

Allergens I: Milk (Casein) and Soya in Sauce Powder with "Spiking Level Sample“

January

227 €

02/2019

Allergens II: Lupin and Wheat in „gluten-free“ Bread with "Spiking Level Sample“

February

227 €

03/2019

Allergens III: β-Lactoglobulin, Casein and Gluten in Infant Food with "Spiking Level Sample“

March

247 €

04/2019

Allergens IV: Celery, Mustard and Sesame in Spice Salt with "Spiking Level Sample“

June

247 €

05/2019

Allergens V: Hazelnut and Brazil Nut in Pastry with "Spiking Level Sample“

September

227 €

06/2019

Allergens VI: Peanut and Walnut in Spread (Cocoa Cream) with "Spiking Level Sample“

October

227 €

07/2019

Allergens VII: Pistachio and Mollusks in Soup Powder with "Spiking Level Sample“

November

227 €

08/2019

Allergens VIII: Buckwheat, Almond and Macadamia in Cereal Muesli with "Spiking Level Sample“

December

247 €

09/2019

Allergens IX: Casein and Egg White Protein in Liqueur with "Spiking Level Sample“

January

227 €

10/2019

Allergens X: Gluten from Durum Wheat in „gluten-free“ Noodles

June

210 €


Allergen-Screening (qualitative)

DLA 11 - 13: 4 Samples with Allergens in a simple Carrier Matrix are provided. The evaluation of results is strictly qualitative with indication of the obtained agreements with the consensus values of the participants and the spiking of samples. For analysis ELISA (+ Lateral Flow) and PCR can be applied.


ELISA
PCR

11/2019

Allergen-Screening I - 4 Samples qualitative: Cashew, Hazelnut, Macadamia, Almond, Brazil Nuts, Pecan, Pistachio, Walnut

March

350 €1
450 €2

ELISA
PCR

12/2019

Allergen-Screening II - 4 Samples qualitative: Crustaceae, Egg, Fish, Milk, Molluscs, Mustard (yellow/white, brown and black), Soybean

July

350 €1
450 €2

ELISA
PCR

13/2019

Allergen-Screening III - 4 Samples qualitative: Cereals containing Gluten (Wheat, Rye, Barley and Oat), Peanut, Lupine, Celery (Leaves / Stem, Root and Seed), Sesame (white and black)

October

350 €1
450 €2


prices 1) ELISA or PCR, 2) ELISA and PCR



Allergen-Response of processed allergenic Ingredients

DLA 14 - 15: 5 Samples of a differently processed Allergen are provided for qualitative and quantitative determination a simple Carrier Matrix as well as a Blank Sample“ (Carrier Matrix). The individual processed ingredients of the samples are mixed gravimetrically by DLA each from 4 industrially manufactured products. The analytical methods are optional.


14/2019

Response PT Almond: Processed samples Almond (not roasted), Almond (roasted), Marzipan, Almond Spread and Almond Milk in potato powder matrix (levels: 25 - 150 mg/kg)

April

324 €

15/2019

Response PT Egg: Processed samples Liquid Egg (pasteurized), Egg (boiled), Whole Egg Powder, Egg Pasta and Egg Pastry in potato powder matrix (levels: 25 - 150 mg/kg)

September

324 €


Action Level Matrix- ALM Verification

DLA 16 - 17: A Calibration Set of 5 Samples of an Allergen in a Specific Matrix is provided for qualitative determination as well as a „Blank Sample“ (Matrix). The allergen levels of the calibration row range from 1/10 to at least twice the Action Level 1 (VITAL concept 2.0) and judgment value of the German Commission ALTS/ALS. Valuation of PT-results is qualitative in Scores of 1-5 (Score 3 = Action Level successfully identified). Quantitative results will be reported for information. The analytical methods are optional.


16/2019

ALM-Verification Almond: 5 calibration samples containing Almonds in Cookies Matrix (levels: 2,0 / 10 / 20 / 50 / 100 mg/kg), Allergenic Material: mixture of 4 almond varieties

May

324 €

17/2019

ALM-Verification Egg: 5 calibration samples containing Whole Egg Powder in Infant-Cookies Matrix (levels: 0,1 / 0,5 / 1,0 / 5,0 / 15 mg/kg)

November

324 €



Other Elicitors of Allergies and Intolerance Reactions



18/2019

Lactose + Fructose in "lactose-free" food with "Spiking Level Sample“

April

228 €



Mycotoxins



20/2019

Aflatoxins in Hazelnut Butter

December

227 €

21/2019

Aflatoxins in Pistachio

April

227 €

displaced

22/2019

DON + Zearalenon in Cereals (see NEW: Mycotoxin-Screening)



displaced

23/2019

Fumonisins in Cereal Infant Food (see NEW: Mycotoxin-Screening)



24/2019

Ochratoxin A in Liquorice Powder

March

187 €

25/2019

Aflatoxins + Ochratoxin A in Spice Mixture

May

240 €

26/2019

Ochratoxin A in Wine

June

187 €

27/2019

Patulin in Apple Puree

September

187 €

28/2019

Ergot-Alkaloides in Cereals

December

291 €



NEW: Multi-Mycotoxin-Screening (qualitative / quantitative, 2 different Samples with positive and "negative" Contents)



ptMYS1 (L19)

Mycotoxin-Screening: Aflatoxins, Ochratoxin A, DON, Zearalenon and Fumonisins in Breaktfast Cereals (with corn and/or other cereal products)

April

480 €



NEW: Mycotoxin-Matrix-Sets (quantitative, 3 different Samples)



ptMYM2 (L19)

Mycotoxin Matrices: Ochratoxin A in 3 Matrices: Cereal product, Spice Mixture and Coffee

August

480 €



Potentially toxic Compounds, Contaminants and Residues



29/2019

Cumarin in Cinnamon Powder

November

187 €

30/2019

Sudan Dyes in Spice Powder

July

227 €

31/2019

Iodine and Fluorine in Salt

July

227 €

32/2019

Contaminated Food: Heavy Metals (Pb, Cd, Hg, As and additionally: organic As and Al) in Root Vegetable Powder / Plant Powder with Soy and Rice Flour

May

227 €



Genitically modified Organisms



33/2019

GMO-Screening I (qualitative): 5 Samples with positive/negative amounts of p-35S, t-NOS, p-FMV, CP4 EPSPS, 35S-Pat, Cry1Ab/Ac / GMO-Maize (Bt11, MIR604) and GMO-Soya (RR GTS 40-3-2, RR2 MON89788)

May

253 €

34/2019

GVO-Screening II (qualitative): 5 Samples with positive/negative amounts of GMO-Potato Amflora (EH92-527-1), GMO-Rape Seed / Canola (GT73, MON88302) and GMO-Sugar Beet (H7-1)

August

253 €



Nutrients, Additives and Ingredients of Quality



35/2019

Dietary Fiber and Inulin in Cereal Product (new: 2 Samples, with and without Inulin)

February

268 €

36/2019

Dry Matter, total Ash, acid insoluble Ash and volatile oil in Spice

August

227 €

38/2019

Steviosides in Plant Product

June

227 €

39/2019

Methylcafestol in 3 Coffee Blends

October

217 €

42/2019

Nicotin in E-Cigarette-Liquid

November

191 €


Animal Species-Screening (qualitative)

DLA 43 - 45: 4 Samples with portions of Animal Origin (meat or dairy products) are provided. The evaluation of results is strictly qualitative with indication of the obtained agreements with the consensus values of the participants and the spiking of samples. The analytical methods are optional.


43/2019

Animal Species-Screening I – 4 Samples qualitative: Rabbit, Pork, Sheep and Goat in Meat Product (Beef)

March

324 €

44/2019

Animal Species-Screening II – 4 Samples qualitative: Donkey, Beef, Horse, Chicken and Turkey in Meat Product (Pork)

June

324 €

45/2019

Animal Species-Screening III – 4 Samples qualitative: Buffalo, Cow's, Sheep's and Goat's Milk in Milk Product (e.g., Cheese)

August

324 €



Food Supplements and Dietetic Products



46/2019

Food Supplement I: Vitamins B1, B2, B6, B12, Biotin, Vitamin C, Folic Acid , Niacin and Pantothenic Acid (enriched / high levels)

May

290 €

47/2019

Food Supplement II: B, Ca, Cr, Cu, Fe, K, Mg, Mn, Mo, P, Se, Zn

July

245 €

48a/2019

Dietetic Food I: Vitamine A, E, D3, K1, Lycopene and β-Carotene in Infant Food Pap (enriched / low levels)

October

212 €

49/2019

Heavy Metals and Trace Elements in plant food , approx. 20 Elements ("natural" / partly low levels)

April

366 €

50/2019

Free Amino Acids and Taurine in Food (Infant Food)

September

390 €



Cosmetic Products and Contact Materials



51/2019

Cosmetic Products I: Preservatives (Benzylalcohol, Benzoic Acid, Salicylic Acid, Sorbic Acid, 4-Hydroxy-Benzoic Acid) in Body Lotion

February

223 €

52/2019

Cosmetic Products II: Coffein in Hair Shampoo

August

191 €

53/2019

Cosmetic Products III: Coenzym Q10, Panthenol and Tocopherol in Skin Cream

December

212 €

54/2019

Cosmetic Products IV: Aluminium in Deodorant

August

191 €

55/2019

Contact Material I: Release of Elements from Food Contact Material (with specified conditions)

October

223 €

56/2019

Contact Material II: Overall Migration of Plastic Food Contact Material (with specified conditions)

October

191 €

57/2019

Children's Product I: Analysis of 8 Elements in Make-Up (As, Ba, Cd, Cr, Hg, Pb, Sb, Se)

September

245 €

DLA-No.
Please indicate!

Double Sample Material
Order of the following PT-numbers:

with PT shipment

75 € per PT


C-2018
C-2019

Annual Certificate of all participated / passed PTs
(all parameters with z-scores or „participated“)

Period Ending or
on Request

20 € per PT

The minimum number of participants is 10.
All prizes plus tax and plus shipping costs.
Our general terms and conditions apply.
(shipment currently: € 12,50 in Germany, € 25,00 - € 35,00 into EU-Countries,25,00 – € 75,00 into non-EU/Overseas Countries)

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DLA - Dienstleistung Lebensmittel Analytik GbR
Dr. Gerhard Wichmann & Dr. Matthias Besler-Scharf
Waldemar-Bonsels-Weg 170, 22926 Ahrensburg, Germany
Tel. +49-171-1954375 Fax. +49-04102-9944976
Email: proficiency-testing@dla-lvu.de