产品说明
一般描述
CT-Supplement contains cefixime and potassium tellurite. It is used in combination with Sorbitol MacConkey Agar (SMCA) to enhance the isolation of Escherichia coli O157.
应用
CT-Supplement is an additive for the preparation of CT-SMAC Agar for the isolation and differentiation of enterohemorrhagic (EHEC) E. coli 0157:H7-strains from foodstuffs and stool.
联系
Replaces: 1092020017
分析说明
Appearance
- clearness:
clear
- colour: colourless
pH-value (25 °C): 5.3 - 5.7
Typical composition (per vial): Cefixim 0.025 mg; Potassium Tellurite 1.25 mg.
Growth promotion test in accordance with ISO 11133.
Supplement tested with base Art. 1.09207.
Inoculum on reference medium
- Escherichia coli ATCC 35150 (O157):
10 - 100
- Escherichia coli O157:H7 ATCC 43894: 10 - 100
- Escherichia coli O157:H7 ATCC 43895: 10 - 100
Inoculum
- Escherichia coli ATCC 11775 (WDCM 00090):
>10⁴
- Escherichia coli ATCC 25922 (WDCM 00013): >10⁴
- Staphylococcus aureus ATCC 6538 (WDCM 00032): >10⁴
- Staphylococcus aureus ATCC 25923 (WDCM 00034): >10⁴
Recovery on test medium
- Escherichia coli ATCC 35150 (O157):
≥ 50%
- Escherichia coli O157:H7 ATCC 43894: ≥ 50%
- Escherichia coli O157:H7 ATCC 43895: ≥ 50%
Growth
- Escherichia coli ATCC 11775 (WDCM 00090):
partly inhibition
- Escherichia coli ATCC 25922 (WDCM 00013): partly inhibition
- Staphylococcus aureus ATCC 6538 (WDCM 00032): total inhibition
- Staphylococcus aureus ATCC 25923 (WDCM 00034): total inhibition
Colony colour
- Escherichia coli ATCC 35150 (O157):
colourless
- Escherichia coli O157:H7 ATCC 43894: colourless
- Escherichia coli O157:H7 ATCC 43895: colourless
- Escherichia coli ATCC 11775 (WDCM 00090): pink
- Escherichia coli ATCC 25922 (WDCM 00013): pink
Incubation: 24 hrs.; 37 °C; aerobic.
Reference: Tryptic-soy-agar. Inhibited strains tested with three-loop-streak.
法律信息
GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
产品性质
| 质量水平 | 200 |
| 组成 | Cefixime, 0.0025 mg per vial Potassium tellurite, 1.25 mg per vial |
| 包装 | pkg of 10 vials |
| technique(s) | microbiological culture: suitable |
| application(s) | food and beverages microbiology |
| 相容性 | GranuCult® prime Sorbitol MacConkey (SMAC) Agar (1.00213) |
| 储存温度 | 2-8℃ |
| 适用性 | Escherichia coli |
安全信息
| 象形图 |  |
| 警示用语： | Warning |
| 危险声明 | H302 - H319 |
| 预防措施声明 | P264 - P270 - P280 - P301 + P312 - P305 + P351 + P338 - P337 + P313 |
| 危险分类 | Acute Tox. 4 Oral - Eye Irrit. 2 |
| 储存分类代码 | 13 - Non Combustible Solids |
| WGK | WGK 3 |
