Designed for outswinging wood or metal screen or storm doors 1 to 1-1/4 thick. Complete with night lock. Contemporary design with tie-down screw at bottom of handle. 1-3/4 hole centers. Material: Zinc, Color: Black, Door Thickness: 7/8 to 1-1/4.
Therefore the presence of nitrites in urine is generally an indication of the presence of a urinary tract infection. A urinary tract infection may occur when the bacteria enter the urinary system through the bloodstream or via skin contact of the urethra with bacteria during urination.he results of a urinalysis identify and verify a number of different parameters, and nitrites in urine is one of them. Nitrites in urine is a condition that is different from nitrates in urine. The content of nitrates in urine is quite low.
1 Nitrites/nitrates in urine refer to a byproduct formed due to the action of bacteria occurring in the urinary tract. 2  The kidneys perform the vital function of cleaning the blood by filtering out the unnecessary, toxic matter from blood. 3  The nitrite developed by bacteria cannot be filtered by the kidneys.itrates in Urine. A urinalysis is a urine test or an analysis of a urine sample. It provides results about various parameters noted in the urine test. One of these parameters is detection of nitrates in urine.