CAS Number
Formula
Weight
Usages:
For selective enrichment of Listeria spp.
Principle:
Tryptone, multivalent peptone and yeast extract powder provide nitrogen, vitamins and growth factors; sodium chloride to maintain osmotic equilibrium; glucose carbon source; potassium hydrogen phosphate as buffer.
Formulation（per liter）:
Tryptone 17g
Polyvalent peptone 3g
Glucose 2.5g
Yeast extract powder 6g
Sodium chloride 5g
Dipotassium hydrogen phosphate 2.5g
Nalidixic acid 40mg
Acridine yellow 15mg
PH 7.3 ± 0.2
Storage: Keep container tightly closed, store in a cool, dry place, away from bright light. Storage period of 3 years.
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