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.
The color of menstrual blood. There. could be a wide range of normal menstruation blood color. Usually, it. is bright or light red in color, looking like the bleeding from a cut. finger especially at the onset of menstruation. It could also be brown. or almost black towards the end of menses. The reason is simple to get. As blood stays out of the blood vessels, it begins to change its color. The black or brown color might just be normal menstrual blood that has. changed its color as it passes through the cervix into the vagina.