Structure, properties, spectra, suppliers and links for: (-)-Chloramphenicol, chloramphenicol, 56-75-7. 2 young children. This group is better used in younger children only when other drugs are likely to be in effective and when benefits clearly out weigh risks. Chloramphenicol is an antibiotic that is clinically useful for, and should be reserved for, serious infections caused by organisms susceptible to its antimicrobial effects when less potentially hazardous therapeutic agents are ineffective or contraindicated. Structure, properties, spectra, suppliers and links for: thiophenicol, thiamphenicol, 847-25-6. Chloramphenicol is absorbed systemically from the eye and toxicity has been reported following chronic exposure. Bone marrow hypoplasia, including aplastic anaemia and death, has been reported following topical use of chloramphenicol. 4015942 500 g LISTERIA FRASER BROTH BASE HALF CONCENTRATION - ISO 11290 Selective broth base for the first step enrichment of L.monocytogenes; the powdered medium base contains the antimicrobial compounds and doesn't contain ferric ammonium citrate; for use with: Testing the susceptibility of Staphylococcus aureus to antibiotics by the Kirby-Bauer disk diffusion method – antibiotics diffuse from antibiotic-containing disks and inhibit growth of S. aureus, resulting in a zone of inhibition. Chloramphenicol is a broad spectrum bacteriostatic antibiotic. It is active against a wide range of Gram-negative and Gram-positive organisms, including Salmonella typhi, Haemophilus influenzae, Neisseria meningitidis, Streptococcus pneumoniae and Bacteroides fragilis. History. Acetone was first produced by alchemists during the late Middle Ages via the dry distillation of metal acetates (e.g., lead acetate, which produced spirit of Saturn (since the alchemical symbol for lead was also the astrological symbol for the planet Saturn)). Aquarium & Pond medications Part 2, antibiotics and antimicrobials such as Kanamycin, Triple Sulfa, Tetracycline, Metronidazole, Nitrofurazone, Neomycin, & more. Based on research from aquarium keeping guru Carl Strohmeyer.