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Todd Hewitt Broth (Powder)
Todd Hewitt Broth (Powder)
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| Broth medium intended for the cultivation and serological typing of group A hemolytic streptococci. | | | Catalog # | T8030 | | Directions per Liter | Dissolve 30g in 800-900ml of dH2O stirring gently with heating until completely solubilized. Add additional water to bring the solution to1L. Dispense into appropriate containers, loosen caps and autoclave for 15 minutes at 121ºC (15psi). | | Storage and Stability | Store powdered media at RT. Opened bottles should be capped tightly and kept in a dark, low humidity environment. Prepared media should be kept refrigerated and used within a short period of time. | | Appearance | | | Light beige to beige, homogeneous, free flowing powder. | | | Solubility | | | Gold to amber, clear, light to no precipitate | | | pH | 7.8±0.2 | | | Important Note | This 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. |
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