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You are here:Home » Culture Media » Media-Microbiological » Heart Infusion Agar (Powder)

Heart Infusion Agar (Powder)

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Specifications

Supplemented with blood a medium to culture a wide variety of organisms and observe hemolytic activity of streptococci.
Catalog #H1829
Heart Infusion Agar is prepared from an infusion of beef heart. The first media used for the cultivation of bacteria was prepared from meat infusions. Huntoon showed that pathogenic microorganisms could be grown from infusion agar without enrichments. This medium could be used for mass culture of microorganisms for vaccine production. It was also used for determining the presence and bacterial count of hemolytic streptococci in milk.
Storage and StabilityStore the sealed bottle containing the dehydrated medium at 4°C. Once opened and recapped, place the container in a low humidity environment at the same storage temperature. Protect it from moisture and light. The dehydrated medium should be discarded if it is not free flowing or if the color has changed from the original light beige color.
Microbiological Analysis
Neisseria meningitidis ATCC 13090Growth
Streptococcus pneumonia ATCC 6305Growth alpha hemolysis
Streptococcus pyogenes ATCC 19615Growth beta hemolysis
Appearance
Light beige to beige, homogeneous, free flowing powder.
Solubility
Light to medium yellow beige, trace to light haze
pH
7.4±0.2
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Alternate namesBlood Agar Base Infusion Agar


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