Duct Swabs (Col/Ec/Sal) X 4
Duct Swabs (Col/ED/Sal) x 4 Four Duct Swabs to test for Coliforms, E.coli, Salmonella Swabbing is carried out using special Spongetex swabs which consist of a 50cm3 piece of sponge pre-soaked in chemical. The sponge is taken out of the aseptic packet and is pressed - NOT wiped - onto the surface. Replace the swab in the package, seal it and dispatch to the laboratory for analysis. The shelf life is six weeks from purchase.