产品说明
应用
HiCrome ECC 琼脂是一种鉴别培养基，推荐用于推测鉴定食物和环境样品中的大肠杆菌和其他大肠菌群。显色混合物包含两种色原体：X-葡萄糖苷酸和 Salmon-GAL。X-葡萄糖苷酸被大肠杆菌产生的 β-葡萄糖醛酸苷酶裂解。而 Salmon-GAL 则被大部分大肠菌群(包括大肠杆菌)产生的半乳糖苷酶裂解。大肠杆菌菌落的颜色：蓝/紫色
制备说明
Suspend 55.8 g in 1 litre distilled water. Sterilize by autoclaving at 121℃ for 15 minutes. Cool to 50℃ and pour into sterile petri plates
附注
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.
法律信息
GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany
NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
| NACRES | NA.85 |
产品性质
| 质量水平 | 200 |
| 无菌性 | non-sterile |
| 形式 | powder |
| 保质期 | limited shelf life, expiry date on the label |
| 组成 | agar, 15 g/L chromogenic mixture, 20.3 g/L disodium hydrogen phosphate, 3.5 g/L lactose, 2.5 g/L monopotassium hydrogen phosphate, 1.5 g/L neutral red, 0.03 g/L peptone, special, 5 g/L sodium chloride, 5 g/L yeast extract, 3 g/L |
| manufacturer/tradename | NutriSelect® Plus |
| 最终pH | 6.8±0.2 (25 ℃) |
| application(s) | agriculture bioburden testing environmental food and beverages water monitoring microbiology |
| 适用性 | nonselective and differential for Enterobacter spp. nonselective and differential for Escherichia coli nonselective and differential for Klebsiella spp. nonselective and differential for coliforms |
安全信息
| 储存分类代码 | 12 - Non Combustible Liquids |
| WGK | WGK 2 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
Sigma-Aldrich
m.cnreagent.com
