Merck 103785 Egg yolk tellurite emulsion sterile, 20%, for microbiology
Merck 103785.0050 Egg Yolk Tellurite Emulsion sterile, 20%, 50 ML
103785.0050
₺1,00
| Markalar | Merck |
|---|
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Ürün Özellikler
| Açıklama | |
|---|---|
| Katalog Numarası | 103785 |
| Replaces | 1.03785.0007 |
| Ürün Bilgisi | |
|---|---|
| HS Kodu | 3821 00 00 |
| Quality Level | MQ200 |
| Fizikokimyasal Bilgiler | |
|---|---|
| Yoğunluk | 1.02 g/cm3 (20 °C) |
| Özellikler | |
|---|---|
| Appearance | pale yellow emulsion |
| Sterility test | sterile |
| Typical composition: Sterile egg-yolk 200 ml; NaCl 4.25 g; potassium tellurite 2.1 g; distilled water to give a final volume of 1000 ml. | |
| Egg-yolk Tellurite Emulsion tested in BAIRD-PARKER-Agar Art. 1.05406. | |
| Inoculum on reference medium – Staphylococcus aureus ATCC 25923 (WDCM 00034) | 10 – 100 |
| – Staphylococcus aureus ATCC 6538 (WDCM 00032) | 10 – 100 |
| Inoculum – Escherichia coli ATCC 25922 (WDCM 00013) | > 10⁴ |
| – Escherichia coli ATCC 8739 (WDCM 00012) | > 10⁴ |
| – Staphylococcus saprophyticus ATCC 15305 (WDCM 00159) | > 10⁴ |
| – Staphylococcus epidermidis ATCC 12228 (WDCM 00036) | > 10⁴ |
| Recovery on test medium – Staphylococcus aureus ATCC 25923 (WDCM 00034) | ≥ 70 % |
| – Staphylococcus aureus ATCC 6538 (WDCM 00032) | ≥ 70 % |
| Growth – Escherichia coli ATCC 25922 (WDCM 00013) | no growth |
| – Escherichia coli ATCC 8739 (WDCM 00012) | no growth |
| – Staphylococcus saprophyticus ATCC 15305 (WDCM 00159) | poor to fair |
| – Staphylococcus epidermidis ATCC 12228 (WDCM 00036) | poor to fair |
| Colony colour – Staphylococcus aureus ATCC 25923 (WDCM 00034) | black |
| – Staphylococcus aureus ATCC 6538 (WDCM 00032) | black |
| – Staphylococcus saprophyticus ATCC 15305 (WDCM 00159) | black-grey |
| – Staphylococcus epidermidis ATCC 12228 (WDCM 00036) | black-grey |
| Clear zones – Staphylococcus aureus ATCC 25923 (WDCM 00034) | + |
| – Staphylococcus aureus ATCC 6538 (WDCM 00032) | + |
| – Staphylococcus saprophyticus ATCC 15305 (WDCM 00159) | – |
| – Staphylococcus epidermidis ATCC 12228 (WDCM 00036) | – |
| Incubation: 24 – 48 hrs. at 37°C, E.coli: 48 hrs. Reference: Tryptic soy agar. | |
