产品说明
一般描述
WL (Wallerstein Laboratory) Nutrient Medium (modified) is a modification of WL Nutrient Medium for the microbiological quality control employed in the beer-brewing industry.
WL Nutrient Medium has been modified by increasing the pH and reducing glucose concentration to facilitate the cultivation of a broad range of yeasts and bacteria from raw materials and the brewing industry environment.
应用
WL Nutrient Medium (modified) is suitable for the isolation and enumeration of yeasts and bacteria during microbiological control in the brewing industries.
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
产品性质
| technique(s) | microbiological culture: suitable |
| 质量水平 | 200 |
| pH值(酸碱度) | 5.3-5.7 (25 ℃, 37 g/L in H2O) 6.5 ± 0.2 (25 ℃) |
| 溶解性 | 37 g/L |
| 堆积密度 | 730 kg/m3 |
| application(s) | food and beverages microbiology |
| 储存温度 | 15-25℃ |
| 适用性 | bacteria yeasts |
安全信息
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 1 |
Sigma-Aldrich
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