028580 葡萄糖胰蛋白胨琼脂

用    途：用于乳与乳制品中嗜热需氧芽孢的培养计数。

 

配方（每升）：

胰蛋白胨	10.0g
葡萄糖	5.0g
溴甲酚紫	0.04g
琼脂	15.0g
最终pH	6.9±0.1

 

使用方法：称取本品30g，加入蒸馏水或去离子水1000毫升，搅拌加热煮沸至完全溶解， 121℃高压灭菌15min。冷却至45℃，备用。

 

贮    存：旋紧瓶盖，贮存于避光、阴凉干燥处。

 

有 效 期：三年

 

规    格：250g

 

Usage:For milk and dairy products thermophilic aerobic spore count.

Approximative Formula（Per Liter）

 

Tryptone	10.0g
Dextrose	5.0g
Agar	15.0g
Bromcresol Purple	0.04g
Final pH	6.9±0.1

 

Directions: Suspend 30g in 1 L of distilled or deionized water. Heat with frequent agitation and boil to completely dissolve the powder. Autoclave at 121℃ for 15 minutes.

 

Storage: Keep container tightly closed, store in a cool, dry place, away from bright light.

 

Period of validity: Three years