When measured in drinking water, an alkaline pH can be a result of either natural or unnatural conditions in the water. Thus when comparing two waters, each with a pH of 9.5, one can be healthful while the other causes side effects.
Bottle type Colour Blood volume Indication for use Aerobic (Standard/10 Aerobic/F) Blue 8 - 10 mL All routine blood cultures Anaerobic (Standard Anaerobic/F) Yellow 5 - 7 mL Add one anaerobic bottle to each aerobic bottle in suspected endocarditis and PUO.he medical microbiologists will contact the relevant clinican in the event of any blood culture growing a significant organism; there is no need to telephone the laboratory to chase results. References Taking blood cultures: A summary of best practice.
Human blood is red because it contains a large number of red blood cells, which contain hemoglobin. Hemoglobin is a red-colored, iron-containing protein that functions in oxygen transport by reversibly binding to oxygen. Oxygenated hemoglobin and blood are bright red; deoxygenated hemoglobin and blood are dark red.Human blood does not appear blue under any circumstances. In fact, vertebrate blood in general is red. An exception is skink blood, which appears green because it contains a large amount of the protein biliverdin.uman blood is red because it contains a large number of red blood cells, which contain hemoglobin. Hemoglobin is a red-colored, iron-containing protein that functions in oxygen transport by reversibly binding to oxygen. Oxygenated hemoglobin and blood are bright red; deoxygenated hemoglobin and blood are dark red.