85-1358-79　W-L Nutrient Medium (Powder) 500g　W2002

特徴

• W2002 is used for the cultivation of yeasts, molds, and bacteria encountered in brewing and industrial fermentations. W-L Nutrient Agar is not intended for use in the diagnosis of disease or other conditions in humans
• DescriptionW-L Nutrient Medium was developed by Green and Gray while studying various fermentation processes. An exhaustive study examining methods of fermentation control procedures in worts, beers, liquid yeasts and similar fermentation products led to the development of W-L Nutrient Medium. At a pH of 5.5, counts of viable baker’s yeast will grow on W-L Nutrient Medium. W-L Nutrient Medium is also referred to as “Wallerstein Laboratory Medium”.
• Expected Cultural Response:Cultural response on W-L Nutrient Medium incubated at appropriateatmosphere and temperature and examined for growth after 18 - 48 hours.
• Appearance:Powder is homogeneous, free flowing, and light bluish or greenish beige.
• Typical Formulation:Yeast Extract 4.0 g/LEnzymatic Digest of Casein 5.0 g/LDextrose 50.0 g/LMonopotassium Phosphate 0.55 g/LPotassium Chloride 0.425 g/LCalcium Chloride 0.125 g/LMagnesium Sulfate 0.125 g/LFerric Chloride 0.0025 g/LManganese Sulfate 0.0025 g/LBromocresol Green 0.022 g/LAgar 20.0 g/LFinal pH: 5.5 ± 0.2 at 25°C
• Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.