Profile: PhytoTechnology Laboratories manufactures and distributes products to the plant tissue culture, plant biotechnology, & plant science markets. Gentamicin sulfate is an aminoglycoside antibiotic that is effective against many gram-negative bacteria (e.g., Brucella, Escherichia, Enterobacter, Francisella, Yersinia, etc.) and some strains of staphylococci. Our culture vessel are round, autoclavable, screw-cap culture vessels that are graduated. Lids included with each container.