Â» more... 1  He wrote, amongst other works, a Histoire des troubles des Cevennes ou de la guerre des Camisards (1760). 2  Forschungen (Vienna, 1870); C. Hopf, Chroniques greco-romaines inedites ou peu connues (Berlin, 18 73); H. 3  Hecquard, Histoire et description de la Haute Albanie ou Guegarie (Paris, undated);  S.
Nitrite Test - Urine Test for Nitrites. Normal urine should contain no trace of nitrite. Positive results generally indicate the presence of an adulterant (urine adulteration) or indicate a medical health issue. Adulterants - Nitrites show up in human urine when commonly used commercial adulterants such as Klear or Whizzies are consumed.
Quadrant 4: Growth on the plate indicates the organism, Salmonella typhimurium, is not inhibited by bile salts and crystal violet and is a gram-negative bacterium. The absence of color in the bacterial growth indicates S. typhimurium is unable to ferment lactose.ack to Tutorial. Quadrant 2: Growth on the plate indicates the organism, Escherichia coli, is not inhibited by bile salts and crystal violet and is a gram-negative bacterium. The pink color of the bacterial growth indicates E. coli is able to ferment lactose.