產(chǎn)品名稱:胰蛋白胨大豆肉湯
Product name:TSB
產(chǎn)品用途:一種通用的營(yíng)養(yǎng)培養(yǎng)基,也可用于金黃色葡萄球菌的MPN測(cè)定和藥品生產(chǎn)線無(wú)菌灌裝試驗(yàn)。
Product usage: A general nutrient medium, which can also be used for MPN determination of Staphylococcus aureus and aseptic filling test of pharmaceutical production line.
檢驗(yàn)原理
Test principle
胰蛋白胨、大豆蛋白胨提供氮源、維生素和生長(zhǎng)因子;葡萄糖提供碳源;磷酸氫二鉀為緩沖劑;氯化鈉維持均衡的滲透壓。
Tryptone and soy peptone provide nitrogen sources, vitamins and growth factors. Glucose provides carbon source; Potassium hydrogen phosphate as buffer; Sodium chloride maintains a balanced osmotic pressure.
配方成分
Formula ingredients
配方 Formula |
含量(g/L) Content (g/L) |
胰蛋白胨 Tryptone |
17.0 |
大豆蛋白胨 Soy peptone |
3.0 |
氯化鈉 Sodium chloride |
5.0 |
磷酸氫二鉀 Dipotassium hydrogen phosphate |
2.5 |
葡萄糖 Glucose |
2.5 |
PH |
7.3±0.2 |
使用方法
Usage
稱取本品30克,加熱攪拌溶解于1000ml蒸餾水中,121℃高壓滅菌15分鐘備用。
Weigh 30g of this product, stir and dissolve in 1000ml distilled water, autoclave at 121℃ for 15 minutes and set aside.
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