Sigma TSB™ with 6.5% NaCl MWTSB65, MWTSB5R


Sigma TSB™ is one of the latest innovations from MWE and is a swab based device for the direct collection and rapid processing of MRSA screening specimens.  

The product includes a 2ml vial of TSB enrichment broth and a swab which can be snapped into the vial. After collecting the specimen, the vial can be incubated for a few hours before inoculation onto a chromogenic agar medium for the direct detection and identification of MRSA.  

Recommended applications

The swab is used to collect specimen(s) in normal way from nose, throat, axilla, perineum, groin or rectum.


  • Tryptic soy broth with 6.5% Sodium Chloride
  • Choice of swabs (standard or rectal)
  • Compatible with all current automated processing.


  • Enrichment of specimens for direct plating on chromogenic agars
  • Simpler processing and faster turnaround times for MRSA screening specimens
  • Snap ‘n’ Cap format compatible with automated processing platforms

Product option(s):

Code Name Colour Length Quantity Pack size No. in case Shelf life
MWTSB65 Sigma TSB with standard swab Orange 15cm 1 125 1000 1 year
MWTSB65R Sigma TSB with rectal swab Orange 15cm 1 125 1000 1 year