... , ethanol, chloroform in Yimi or practically insoluble.Purpose: to aminoglycoside antibiotics neomycin, against Staphylococcus aureus, diphtheria and anthrax, Gram-negative bacteria ... , ethanol, chloroform in Yimi or practically insoluble.Purpose: to aminoglycoside antibiotics neomycin, against Staphylococcus aureus, diphtheria and anthrax, Gram-negative bacteria ...