DS CEN/TR 15215-3:2006

Karakterizimi i llumrave - Zbulimi dhe numërimi i Salmonella spp në llumra, tokë, përmirësuesit e cilësisë të tokës, shtesat për rritje dhe mbetjet biologjike - Pjesa 3: Metoda e përcaktimit të pranisë apo mungesës me anë të pasurimit të lëngshëm në terre

Characterization of sludges - Detection and enumeration of Salmonella spp. in sludges, soils, soil improvers, growing media and biowastes - Part 3: Presence/absence method by liquid enrichment in peptone-novobiocin medium followed by Rapport-Vassiliadis

Scope

This part of the CEN Technical Report specifies a presence/absence procedure to detect Salmonella spp using a four-stage presence/absence method in up to 50g (wet weight) sample.
The method has a limit of detection of approximately 10 cfu/50 g wet weight sludge.
NOTE The objective is to cover untreated and treated sludges, soils, soil improvers, growing media and biowastes.