Antibiotics
Penicillin is recovered after fermentation as

sodium penicillin
calcium penicillin
penicillin only
potassium penicillin

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Antibiotics
Media composition for the production of streptomycin is

soybean meal, glucose, peptone, malt extract, sodium chloride
soybean meal, glucose, peptone, malt extract, calcium carbonate
soybean meal, glucose, peptone, malt extract, ammonium chloride
soybean meal, glucose, peptone, malt extract, ammonium sulphate

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