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54232 Millipore

Lactose TTC Agar with Tergitol-7

for microbiology

Synonym: TTC-Tergitol-7 Agar, m-Tergitol-7 Agar with Meat Extract

  •  NACRES NA.85



Related Categories A - M, Citrobacter, Enterobacter, Escherichia coli & Coliforms, Media by Application,
Quality Level   100
grade   for microbiology
form   powder
shelf life   limited shelf life, expiry date on the label
composition   agar, 12.7 g/L
  bromothymol blue, 0.05 g/L
  lactose, 20.0 g/L
  meat extract, 5 g/L
  peptone, 10.0 g/L
  tergitol-7, 0.1 g/L
  yeast extract, 6.0 g/L
final pH   7.2±0.2 (25 °C)
Featured Industry   Agriculture
Food and Beverages
suitability   selective and differential for Citrobacter spp.
  selective and differential for Enterobacter spp.
  selective and differential for Escherichia coli
  selective and differential for Proteus spp.
  selective and differential for Salmonella spp.
  selective and differential for Shigella spp.
  selective and differential for coliforms


General description

Lactose TTC Agar with Tergitol-7 is recommended as a selective and differential medium for the recovery of injured coliform organisms from chlorinated water by membrane filter technique.


for detection and enumeration of coliform organisms from chlorinated water by membrane filter technique

Preparation Note

2.5 ml/l of 1% 2,3,5 Triphenyl Tetrazolium chloride (TTC) solution (Cat. No. 17779).

Legal Information

TERGITOL is a trademark of The Dow Chemical Company ("Dow") or an affiliated company of Dow

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Safety Information

Personal Protective Equipment 
NONH for all modes of transport
WGK Germany 


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