DELVOTEST® PEN 4 is a positive control containing lyophilized sample of commigled milk containing 4 +/- 0.5 ppb Penicillin G DELVOTEST® PEN 4 is used for checking and monitoring the performance parameters of standard diffusion tests for the detection of residues of antibacterial substances in milk.

DELVOTEST® FAST BT is a rapid immunochromatographic assay for the qualitative detection of β-lactam and tetracyclines residues in raw milk based on lateral immunochromatography.

DELVOTEST® FAST Q is a rapid immunochromatographic assay for the qualitative detection of β-lactam, tetracyclines, sulfonamides and quinolones residues in raw milk based on lateral immunochromatography..

DELVOTEST® SULFA is a milk control sample aimed to demonstrate the appropriate performance of a test when detecting the presence of Suphonamides.