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HiCrome^™ 大肠杆菌琼脂 B

NutriSelect^® Plus, suitable for microbiology

• 同義詞: 大肠杆菌琼脂 B HiCrome^™
• 分類程式碼代碼: 41171606
• NACRES: NA.85

屬性

• 無菌: non-sterile
• 品質等級: 200
• 形狀: powder
• 儲存期限: limited shelf life, expiry date on the label
• 成份: agar, 15 g/L ; bile salt mixture, 1.5 g/L ; casein enzymic hydrolysate, 20 g/L ; X-glucuronide, 0.075 g/L
• 製造商／商標名: NutriSelect^® Plus
• 最終pH值: 7.2±0.2 (25 °C)
• 應用: agriculture; bioburden testing; environmental; food and beverages; water monitoring; microbiology
• 適合性: selective and differential for Escherichia coli; selective and differential for Klebsiella spp.; selective and differential for coliforms

描述

應用

HiCrome 大肠杆菌琼脂 B 建议用于检测和计数食物中的 大肠杆菌，不需要再通过膜过滤或吲哚试剂进行确认。当存在对大肠杆菌高度特异性的葡萄糖醛酸苷酶时，可从其他大肠菌中鉴别大部分的大肠杆菌菌株。大肠杆菌细胞可吸收 X-葡萄糖苷酸，而胞内葡萄糖醛酸苷酶则可断开发色团与葡萄糖苷酸之间的键合。释放的发色团使菌落呈蓝色。

準備報告

Suspend 36.6 g per litre in distilled water. Sterilize by autoclaving at 121°C for 15 minutes. Cool to 50°C and pour into sterile petri plates.

腳註

We offer two media types: the superior granulated GranuCult^® and the cost-efficient powdered NutriSelect^® culture media, depending on your needs.
The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.

法律資訊

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany

NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany

安全資訊

• 儲存類別代碼: 11 - Combustible Solids
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable