Dextrose Tryptone Agar (Powder)

Size

£167.00

SKU:: D3222-20
Storage Conditions:: RT/4°C
Supplier:: United States Biological
Extra Details:: Detection of thermophilic, aerobic organisms in foods. Description: Dextrose Tryptone Agar is recommended for the determination of mesophilic and thermophilic bacteria in sweetening agents used in frozen desserts. Bromcresol purple is used as a pH indicator. When isolating thermophilic bacteria use 55°C as a plating temperature. Storage and Stability: Store powdered media at 4°C. Opened bottles should be capped tightly. Protect it from moisture and light. Prepared media should be kept at 4°C and used within a short period of time. Appearance: Light greenish-beige, homogeneous, free flowing powder. Solubility: Purple, clear to turbid. pH (25°C): 6.7±0.2 Microbiological Analysis: Bacillus coagulans ATCC 7050: Growth yellow colonies Bacillus stearothermophilus ATCC 7953: Growth yellow colonies 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.