If your doctor suspects that you have kidney disease, the test for albumin will be repeated. Three positive results over three months or more is a sign of kidney disease. You will also be given a simple blood test to estimate GFR. GFR stands for glomerular filtration rate.
Limestone Facts. Limestone is a sedimentary rock that contains at least 50% calcium carbonate (CaCO3). Because sedimentary rocks are made of various types of sediments, the other 50% of a limestone rock could be virtually any other mineral.
LIMESTONE SLABS & COUNTERTOPS. Add warmth to any space with a limestone countertop. Its comfortable and casual appeal is great for any space that needs the temperate charm of its soft beiges and tans. Limestone is an easygoing stone formed at the bottom of the sea as sediment settles and its weight eventually pressurizes into a solid surface. MSI offers a limestone color selection of over 15 natural and soothing tones.