产品说明
一般描述
Lauryl sulfate Broth (LSB) is a selective media, assortedly used for coliform determination. LSB serves to examine the quality of water, dairy products and foodstuffs.
应用
Lauryl sulfate Broth has been used for E.coli determination.
Selective medium acc. to Mallmann and Darby (1941) for the presumptive testing for coliform and their selective enrichment in the examination of water, dairy products and food.
Recommended by the "Schweizerisches Lebensmittelbuch" 5th ed., chapter 56A.
The difference to Cat. No. 17349 is that Casein Peptone is used (instead of Tryptose)
制备说明
Dissolve 35.6 g in 1 litre distilled water. Distribute to convenient flasks. Sterilize by autoclaving at 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
| Beilstein | 1710530 |
| MDL编号 | MFCD00067711 |
| PubChem化学物质编号 | 329759678 |
| NACRES | NA.74 |
产品性质
| 质量水平 | 100 |
| agency | according to GB 4789.3-2016 according to ISO 4831:2006 according to ISO |
| 无菌性 | non-sterile |
| 形式 | powder |
| 保质期 | limited shelf life, expiry date on the label |
| 组成 | casein peptone, 20 g/L dipotassium hydrogen phosphate, 2.75 g/L lactose, 5 g/L potassium dihydrogen phosphate, 2.75 g/L sodium chloride, 5 g/L sodium lauryl sulfate, 0.1 g/L |
| manufacturer/tradename | NutriSelect® Basic |
| technique(s) | microbiological culture: suitable |
| 最终pH | 6.8±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 |
| SMILES string | CCCCCCCCCCCCOS(O)(=O)=O |
| InChI | 1S/C12H26O4S/c1-2-3-4-5-6-7-8-9-10-11-12-16-17(13,14)15/h2-12H2,1H3,(H,13,14,15) |
| InChI key | MOTZDAYCYVMXPC-UHFFFAOYSA-N |
安全信息
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 2 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
| 个人防护装备 | Eyeshields, Gloves, type N95 (US) |
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