产品说明
应用
A medium where the animal derived peptone was replaced by a plant peptone. It is used for enumeration of Escherichia coli and coliforms in water, using membrane filter technique. It is recommended by ISO Committee under the specification ISO 9308-1:1990.
制备说明
Suspend 76.2 g in 1000 ml distilled water. Heat to boiling to dissolve the medium completely. Dispense as desired and sterilize by steaming for 30 minutes on three consecutive days or by autoclaving at 15 lbs pressure (121℃) for 15 minutes.
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 |
| 形式 | powder |
| 保质期 | limited shelf life, expiry date on the label |
| 组成 | lactose, 30.0 g/L peptone (vegetable), 39.0 g/L phenol red, 0.2 g/L sodium lauryl sulfate, 1.0 g/L yeast extract, 6.0 g/L |
| manufacturer/tradename | NutriSelect® Plus |
| technique(s) | microbiological culture: suitable |
| 最终pH | 7.4±0.2 (25 ℃) |
| application(s) | agriculture bioburden testing environmental food and beverages water monitoring microbiology |
| 适用性 | selective for Enterobacter spp. selective for Escherichia coli selective for Salmonella spp. selective for coliforms |
安全信息
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 3 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
| 个人防护装备 | Eyeshields, Faceshields, Gloves, type N95 (US) |
Sigma-Aldrich
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