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Commonly used liquid culture medium formula

Formula 1: 20 grams of white sugar + 5 grams of soybean meal powder + 0.6 grams of magnesium sulfate + 0.6 grams of potassium dihydrogen phosphate + 1 liter of purified water.

Formula 2: 20 grams of white sugar + 5 grams of soybean meal powder + 3 grams of magnesium sulfate+ 3 grams of potassium dihydrogen phosphate + 1 liter of purified water.

Formula 3: 16 grams of white sugar + 4 grams of soybean meal powder + 1 gram of corn flour+ 1 gram of yeast powder + 1 gram of protein pig + 1 gram of magnesium sulfate + 1 gram of potassium dihydrogen phosphate + 1 liter of purified water.

Formula 4: 16 grams of white sugar + 4 grams of soybean meal powder + 2 grams of corn flour + 2 grams of yeast powder + 1 gram of magnesium sulfate + 1 gram of potassium

dihydrogen phosphate + 1 liter of purified water.

Formula 5: 10 grams of liquid culture medium + 1 liter of purified water.