Rapid test for walnut from Neogen® can provide fully quantitative results in the range of 2.4 to 120 ppm in foods and environmental samples.
Neogen’s rapid test for multiple tree nuts (i.e., walnut, cashew, almond, hazelnut, pecan and pistachio) can screen samples at 5-10 ppm in clean-in-place rinses and environmental samples.
Neogen’s BioKits Walnut Assays for walnut allergens are quantitative microwell tests that have been developed for use for the detection of walnut in foods.
Neogen’s Reveal® for Multi-Treenut screening kits are extremely easy-to-use and interpret test strips that screen samples for the presence of six treenuts, including walnut.
Neogen’s allergen contract laboratory services offers quantitative ELISA analysis for walnut.