Usage: Used for counting mold in cosmetics.
Composition (g/L)
Tryptone 2.5
Monthly Peptone 2.5
Yeast Soaking Powder 5.0
Glucose 20.0
Disodium hydrogen phosphate 3.5
Potassium dihydrogen phosphate 3.4
Ammonium chloride 1.4
Magnesium sulfate 0.06
Chloramphenicol 0.1
Sodium carbonate 1.0
Agar 15.0
PH value 7.0 ± 0.2 25 ℃
Usage
Weigh 54.5g of this product and another 20ml of Tween 80. Heat and dissolve in 1000ml of distilled water. Divide into smaller packages and sterilize under high pressure at 121 ℃ for 15 minutes. Set aside.
Note: The culture medium contains a small amount of magnesium sulfate, which may cause micro precipitation after sterilization.
HC Agar Microbial Sensitivity Test:
Prepare the culture medium according to the label usage, inoculate the following quality control strains, and incubate them aerobic at 28 ± 1 ℃ for 72 ± 2 hours.