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酵母提取物
Yeast Extract
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 3260534 | 1KG-F | 1250 | |||
| 3260534 | 5KG-F | 3990 |
产品别名
8013-01-2
酵母提取物
Yeast Extract
基本信息
| EC number【EC 号】 | 232-387-9 |
| MDL number | MFCD00132599 |
| eCl@ss | 42040000 |
| NACRES | NA.85 |
| General description【一般描述】 | Yeast extract is an extract of autolyzed yeast cells. Yeast extract is a mixture of amino acids, peptides, water soluble vitamins and carbohydrates and can be used as additive for culture media. It is a non-animal and low endotoxin peptone suitable for use in fermentations media for cultivation and resuscitation of a large variety of fastidious microorganisms. It is rich in vitamins and other nutritive substances and so, recommended for general laboratory media |
| Application【应用】 | Yeast extract is suitable for use in fermentations media for cultivation and resuscitation of a large variety of fastidious microorganisms. |
产品性质
| Quality Level【质量水平】 | 200 |
| biological source【生物来源】 | Saccharomyces cerevisiae |
| grade【等级】 | for technical purposes (in fermentation) |
| sterility【无菌性】 | non-sterile |
| Assay【测定】 | ≤3% amino-nitrogen basis ≥9% total nitrogen (N) basis |
| form【形式】 | powder |
| shelf life【保质期】 | limited shelf life, expiry date on the label |
| impurities【杂质】 | ≤16% ash ≤8% non-dissolved |
| loss【缺失】 | ≤8% loss on drying |
| pH【pH值(酸碱度)】 | 6.5-7.5 (2% in H2O) |
| solubility【溶解性】 | H2O: 2%, turbid, yellow |
| application(s) | food and beverages microbiology |
| suitability【适用性】 | molds yeasts |
安全信息
| Storage Class Code【储存分类代码】 | 11 - Combustible Solids |
| WGK | WGK 3 |
| Personal Protective Equipment【个人防护装备】 | Eyeshields, Gloves, type N95 (US) |
