shelf life
limited shelf life, expiry date on the label
composition
agar, 13.5 g/L , dipotassium hydrogen phosphate, 5.0 g/L , ferrous sulfate, 0.04 g/L , D(+)-glucose, 10 g/L , magnesium sulfate, 0.8 g/L , manganese (II) chloride, 0.14 g/L , peptone, 12.5 g/L , sodium chloride, 5.0 g/L , sodium citrate, 5.0 g/L , thiamine hydrochloride, 0.001 g/L , yeast extract, 7.5 g/L
final pH
6.7±0.2 (25 °C)
application(s)
microbiology
Application
For enumeration and cultivation of heterofermentative lactic acid bacteria including lactobacilli, leuconostocs and lactic acid streptococci as well as other microorganisms with high requirements for thiamine. Recommended by the "Schweizerisches Lebensmittelbuch" 5th ed., chapter 56A.
Other Notes
Microbial growth on the surface and at the center of vacuum-packed cooked sausage; Recovery studies with heat-stressed streptococci
Legal Information
TWEEN is a registered trademark of Croda International PLC
Regulatory Information
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C.A. Magnus et al.
Journal of Food Protection, 51, 895-895 (1988)
H. Korkeala et al.
International Journal of Food Microbiology, 4, 105-105 (1987)
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