Call to order (toll free)

Culture Media

Culture tubes of specially formulate soy medium which turn a dramatic yellow when spores grow.

Tryptic Soy Broth gives a Reduced Incubation Time of 24 hours for steam sterilization.

Releasat® Purple media gives results for 7 days for Hydrogen Peroxide Vapour. (See Apex Disc® For Hydrogen Peroxide Room Vapour.)

Releasat® Red media gives results for 7 days for Ethylene Oxide (EO) and Dry Heat, and chlorine dioxide (CIO2).

The EO/Dry Heat kit contains both Releasat® Red media and B. atrophaeus (10^6) strips. Provides Reduced Incubation Time of 72 hours for Ethylene Oxide (EO) and Dry Heat.


Mesa Labs

Tryptic Soy Broth

Product Items List

Item Code   Product Incubation Population Quantity Per Unit
4140-TSB-BP16 Tryptic Soy Broth, Bromocresol Purple, for steam, media only

24 Hrs at 60ºC± 2°C


100 Units / Case
4140-PM/100 Releasat® Purple for VH2O2 Apex disc, media only

7 days at 55-60ºC


100 Units / Case
4140-RM/100 Releasat® Red for EO/Dry Heat/CIO2, media only

7 Days at 30-35ºC


100 Units / Case
4140-RG/100 EO Gas /Dry Heat Kit: Releasat® Red and B. atrophaeus strips

72 hours at 37ºC± 1°C


100 Units / Case