P2418-RT

Nitrate in spinach

A spinach homogenate with incurred residues of nitrate is provided as test material. 

The analytical data are assessed with respect to the comparability criterion (z-score), based on the consensus value of the results of the participants.

Parameters

Nitrate

Expected time schedule

Please register before:
01 April 2024
Dispatch of samples:
10 June 2024
Deadline for reporting results:
24 June 2024

Costs of P2418-RT

Ring test and material Amount Price per unit
Nitrate in spinach – 500 €
Test material
Spinach, homogenised, unspiked. 		100 g included

Note: PROOF-ACS reserves the right to cancel tests in case of less than ten participants.

Log in to order
New customer?
More ring tests which might be interesting for you
Multi-method pesticides in spinach and blueberry (part of rolling proof)
(P2421-RT/P2422-RT)
Multi-method pesticides and bromide in walnut
(P2424-RT)
Polar pesticides, aminoalcohols, QACs, arsenic and bromide in rice
(P2415-RT)
Dithiocarbamates and/or dithianon in lettuce and pear
(P2417-RT)