Delvotest SP-NT Antibiotic Test Tube – 25 Pack Delvotest SP-NT antibiotic test tubes (25 pack) are designed to detect a broad spectrum of antibiotic residues in milk and dairy products, providing an essential safeguard for milk quality and food safety . Each tube contains a prepared test medium that clearly indicates the presence of inhibitory substances , helping farmers, milk buyers and processors protect against costly contamination issues. Suitable for testing cow, sheep, goat and buffalo milk , as well as other dairy products , Delvotest SP-NT offers a reliable, standardised method for routine antibiotic screening. Using these tests as part of your regular quality-control routine helps reduce the risk of bulk tank rejection, processor penalties, and rejected loads , which can far outweigh the small cost of each test. By integrating Delvotest SP-NT antibiotic test tubes into your on-farm or lab testing protocol, you gain early warning of residue problems before milk enters the supply chain. This supports compliance with industry standards and buyer requirements , while reassuring you that your milk meets the necessary quality expectations. In everyday use, testing costs are neg