Fluid Casein Digest Soya Lecithin HiVeg Medium

[所属分类:培养基配方] [发布时间:2021-3-1] [发布人: ] [阅读次数:] [返回]

Fluid Casein Digest Soya Lecithin HiVeg Medium

培养基配方

Composition per liter:
Plant hydrolysate ........................................................................20.0g
Soya lecithin.................................................................................5.0g
Polysorbate 20 .........................................................................40.0 ml
pH 7.3 ± 0.2 at 25°C
Source: This medium, without polysorbate 20, is available as a pre-mixed powder from HiMedia.
Preparation of Medium:  Add plant hydrolysate and soya lecithin to distilled/deionized water and bring volume to 960.0mL. Mix thoroughly. Heat as necessary until components are completely dissolved. Add 40.0mL polysorbate 20. Mix thorougly. Distribute into tubes or flasks. Autoclave for 15 min at 15 psi pressure–121°C.
Use: This is a highly nutritional medium containing neutralizing agents for neutralizing quaternary ammonium compounds used for the sanitary examination of surfaces.