Lauryl tryptose broth

Lauryl tryptose broth

Lauryl tryptose broth (LSB) is a selective growth medium for coliforms.The American Public Health Association (APHA) recommends that lauryl tryptose broth should be used for the Mean Probable Number Presumptive Test of coliforms in waters, effluent or sewage as a confirmatory test of lactose fermentation with gas production for milk samples.

"Formula in grams/litre (g/l)"

:Tryptose: 20.0, :Lactose : 5.0, :Sodium chloride : 5.0,:Dipotassium hydrogen phosphate : 2.75, :Potassium dihydrogen phosphate : 2.75,:Sodium dodecyl sulfate : 0.1:pH 6.8 ± 0.2

External links

* [http://www.apha.org/ American Public Health Association website]


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  • LSB — may stand for:*Luke Sydney Byrne (plumbing and gas) *Lexington State Bank (banking) *Lauryl tryptose broth (biological selective medium) *Least significant bit or least significant byte (computing) *Least square backpropagation (algorithm for… …   Wikipedia

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