产品说明
应用
本品中的植物蛋白胨相当于动物蛋白胨。推荐用于乳酸菌的分离和培养。
制备说明
Suspend 47.2 g in 1000 ml distilled water containing 1 ml polysorbate 80 (TWEEN® 80; Sigma P8074). Boil to dissolve the medium completely and mix thoroughly. Sterilize by autoclaving at 15 lbs pressure (121℃) for 15 minutes. If necessary adjust the pH with glacial acetic acid after sterilization.
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
TWEEN is a registered trademark of Croda International PLC
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 | ammonium citrate, 2 g/L bromocresol green, 0.04 g/L captan, 0.004 g/L dextrose, 20 g/L dipotassium phosphate, 2 g/L magnesium sulfate, 0.10 g/L manganese sulfate, 0.05 g/L 2-phenylethyl alcohol, 3 g/L proteose peptone (vegetable), 10 g/L sodium acetate, 5 g/L yeast extract, 5 g/L |
| manufacturer/tradename | NutriSelect® Plus |
| technique(s) | microbiological culture: suitable |
| 最终pH | 4.3±0.2 (25 ℃) |
| application(s) | agriculture bioburden testing environmental food and beverages microbiology |
| 适用性 | selective by low pH for Bifidobacterium spp. selective by low pH for Lactobacillus spp. |
安全信息
| 象形图 |  |
| 警示用语： | Warning |
| 危险声明 | H319 |
| 预防措施声明 | P264 - P280 - P305 + P351 + P338 - P337 + P313 |
| 危险分类 | Eye Irrit. 2 |
| 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
m.cnreagent.com
