产品说明
一般描述
Todd Hewitt broth is an enrichment media, which consists of glucose buffers, sodium carbonate and disodium phosphate. It favors the growth of hemolytic streptococci. It is used for the cultivation of pathogenic microorganisms.
应用
Recommended for the cultivation of group A hemolytic Streptococci used for serological studies.
Todd Hewitt broth has been used for the culture of various microorganisms, such as Bacillus subtilis and Streptococcus pneumoniae.
组分
组分 (g/L)：
牛心浸粉 500.00
动物组织消化物 20.00
右旋糖 2.00
氯化钠 2.00
磷酸钠 0.40
碳酸钠 2.50
制备说明
Suspend 37 g of Todd Hewitt Broth in 1000 ml of distilled water. Mix well and dispense as desired. Sterilize 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 |
| 无菌性 | non-sterile |
| 形式 | powder |
| 保质期 | limited shelf life, expiry date on the label |
| manufacturer/tradename | NutriSelect® Plus |
| technique(s) | microbiological culture: suitable |
| pH值(酸碱度) | 7.8±0.2 (25 ℃) |
| application(s) | clinical testing food and beverages microbiology |
| 适用性 | nonselective for Streptococcus spp. |
安全信息
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
| 个人防护装备 | Eyeshields, Faceshields, Gloves, type N95 (US) |
Sigma-Aldrich
m.cnreagent.com
