产品说明
一般描述
Wort Agar is a general purpose mycological medium especially suitable for the cultivation and enumeration of yeasts.
应用
Wort Agar has been used to cultivate Aspergillus niger.
General purpose mycological medium especially suitable for the cultivation and enumeration of yeasts. Addition of special indicator dyes allows differentiation between yeast and bacterial colonies (Rapp).
制备说明
Suspend 50 g in 1 litre of distilled water. Add 2.35 g glycerol Cat. No. 49767) and bring to the boil to dissolve completely. Sterilize by autoclaving at 121℃ for 15 minutes. Do not overheat! Prolonged heating will diminish the gel strength of the medium.
其他说明
酵母和霉菌的阻抗检测
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.74 |
产品性质
| 质量水平 | 100 |
| 无菌性 | non-sterile |
| 形式 | powder |
| 保质期 | limited shelf life, expiry date on the label |
| 组成 | agar, 17.0 g/L ammonium chloride, 1.0 g/L dextrin, 2.5 g/L dipotassium hydrogen phosphate, 1.0 g/L malt extract, 15.0 g/L peptone (from casein), 1.0 g/L |
| manufacturer/tradename | NutriSelect® Basic |
| technique(s) | microbiological culture: suitable |
| 最终pH | 4.8±0.2 (25 ℃) |
| application(s) | agriculture bioburden testing environmental food and beverages microbiology |
| 适用性 | selective by low pH for Candida spp. selective by low pH for Pichia spp. selective by low pH for Saccharomyces spp. selective by low pH for Zygosaccharomyces spp. selective by low pH for molds (General Media) selective by low pH for yeasts (General Media) |
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, Gloves, type N95 (US) |
Sigma-Aldrich
m.cnreagent.com
