Proficiency Tests 2019


Our program 2019 includes the following proficiency test categories:

- Elicitors of Allergies and Intolerance Reactions -
- Mycotoxins -
- Potentially toxic Compounds, Contaminants and Residues -
- Genitically modified Organisms -

- Nutrients, Additives and Ingredients of Quality -
- Food Supplements and Dietetic Products -
- Cosmetic Products and Contact Materials -

get to Registration form including prices

DLA-No.

Proficiency Test

Terms

Start

Status
(2019-10-10)

Result file


Elicitors of Allergies and Intolerance Reactions






Allergen-PTs (qualitative / quantitative)

DLA 01 – 9/2018: 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“

PDF

January
JFMAMJJASOND

finished

Report

02/2019

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

PDF

February
JFMAMJJASOND

finished

Report

03/2019

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

PDF

March
JFMAMJJASOND

finished

Report

04/2019

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

PDF

June
JFMAMJJASOND

In Progress

Result submission

05/2019

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

PDF

September
JFMAMJJASOND

In Progress

Result submission

06/2019

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

PDF

October
JFMAMJJASOND

Registration


07/2019

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

PDF

November
JFMAMJJASOND

Registration


08/2019

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


December
JFMAMJJASOND

Registration


09/2019

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

postponed to
December

December
JFMAMJJASOND

Registration


10/2019

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

PDF

June
JFMAMJJASOND

In Progress

Result submission


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.


11/2019

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

PDF

March
JFMAMJJASOND

finished

Report

12/2019

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

PDF

July
JFMAMJJASOND

In Progress

Result submission

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)

PDF

October
JFMAMJJASOND

Registration



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)

PDF

April
JFMAMJJASOND

finished

Result submission

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)

PDF

September
JFMAMJJASOND

In Progress

Result submission

new

More Allergen-Response Single-PT-Sets are available for method validation and verification! See also our SPT programme


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

PDF

May
JFMAMJJASOND

In Progress

Result submission

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)

PDF

November
JFMAMJJASOND

Registration


new

More Action Level Single-PT-Sets are available for method validation and verification! See also our SPT programme


Other Elicitors of Allergies and Intolerance Reactions





18/2019

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

PDF

April
JFMAMJJASOND

finished

Report


Mycotoxins





20/2019

Aflatoxins in Hazelnut Butter


December
JFMAMJJASOND

Registration


21/2019

Aflatoxins in Pistachio

PDF

April
JFMAMJJASOND

canceled


displaced
22/2019

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


January
JFMAMJJASOND



displaced
23/2019

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


April
JFMAMJJASOND



24/2019

Ochratoxin A in Liquorice Powder

PDF

March
JFMAMJJASOND

canceled


25/2019

Aflatoxins + Ochratoxin A in Spice Mixture

PDF

May
JFMAMJJASOND

canceled


26/2019

Ochratoxin A in Wine

PDF

June
JFMAMJJASOND

canceled


27/2019

Patulin in Apple Puree

PDF

September
JFMAMJJASOND

canceled


28/2019

Ergot-Alkaloides in Cereals


December
JFMAMJJASOND

Registration



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 Breakfast Cereals (with corn and/or other cereal products)

PDF

April
JFMAMJJASOND

finished

Report


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





ptMYM2 (L19)

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

August
JFMAMJJASOND

canceled


new

More matrices are available in Single-Proficiency Tests!
See also our SPT programme


Potentially toxic Compounds, Contaminants and Residues





29/2019

Coumarin in Cinnamon Powder

PDF

November
JFMAMJJASOND

Registration


30/2019

Sudan Dyes in Spice Powder

PDF

July
JFMAMJJASOND

canceled


31/2019

Iodine and Fluorine in Salt

PDF

July
JFMAMJJASOND

In Progress

Result submission

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
JFMAMJJASOND

canceled



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)

PDF

May
JFMAMJJASOND

finished


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)

PDF

August
JFMAMJJASOND

In Progress

Result submission


Nutrients, Additives and Ingredients of Quality





35/2019

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

PDF

February
JFMAMJJASOND

finished

Report

36/2019

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

PDF

August
JFMAMJJASOND

canceled


38/2019

Steviosides in Plant Product

PDF

June
JFMAMJJASOND

canceled


39/2019

Methylcafestol in 3 Coffee Blends

PDF

October
JFMAMJJASOND

Registration


42/2019

Nicotin in E-Cigarette-Liquid

PDF

November
JFMAMJJASOND

Registration



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.


new
43/2019

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

PDF

March
JFMAMJJASOND

canceled


new
44/2019

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

PDF

June
JFMAMJJASOND

In Progress

Result submission

new
45/2019

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

PDF

August
JFMAMJJASOND

In Progress

Result submission


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)

PDF

May
JFMAMJJASOND

finished

Report

47/2019

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

PDF

July
JFMAMJJASOND

In Progress

Result submission

48a/2019

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

PDF

October
JFMAMJJASOND

canceled


49/2019

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

PDF

April
JFMAMJJASOND

finished

Report

50/2019

Free Amino Acids and Taurine in Food (Infant Food)

PDF

September
JFMAMJJASOND

In Progress

Result submission


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

PDF

February
JFMAMJJASOND

finished

Report

52/2019

Cosmetic Products II: Coffein in Hair Shampoo

PDF

August
JFMAMJJASOND

In Progress

Result submission

53/2019

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


December
JFMAMJJASOND

Registration


54/2019

Cosmetic Products IV: Aluminium in Deodorant

PDF

August
JFMAMJJASOND

canceled


55/2019

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

PDF

October
JFMAMJJASOND

In Progress

Result submission

56/2019

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

PDF

October
JFMAMJJASOND

canceled


57/2019

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

PDF

September
JFMAMJJASOND

canceled


Double Sample Material available!
From now on, you can order double the sample quantity for all our PTs. Please indicate it on the registration form!

C-2018

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


Period Ending or
on Request




Online: Registration form including prices (html-form)
Download: Registration form including prices (PDF-file)


DLA - Proficiency Tests GmbH
Kalte Weide 21, 24641 Sievershütten, Germany
Tel. +49-(0)4532-9183358 - Mob. +49-(0)171-1954375 - Fax. +49-(0)4102-9944976 - email: pt@dla-lvu.de