Answered by The WikiAnswersÂ® Community. Answers.comÂ® is making the world better one answer at a time. The question is somewhat vague, but basically any valve that is operated with any form of electricity can be considered 'electro'.
For a random urine sample, normal values are 0 to 20 mg/dL. For a 24-hour urine collection, the normal value is less than 80 mg per 24 hours. The examples above are common measurements for results of these tests. Normal value ranges may vary slightly among different laboratories.
Protein is an important component of blood. Under normal circumstance, some protein comes into the urine when they go through glomeruli. But they will be reabsorbed into the blood by renal tubule. Therefore, if your kidneys are working normally, there is only a little albumin, which is marked for -. When the amount of protein in urine is beyond the normal range(0.15 g/24h), it is marked for +.