20 Chapter 1 Introduction to Statistical Quality Control, 5th Edition by Douglas C. Montgomery. 39Copyright (c) 2005 John Wiley & Sons, Inc.Chapter 1 Introduction to Statistical Quality Control, 5th Edition by Douglas C. Montgomery. 40Copyright (c) 2005 John Wiley & Sons, Inc.
Water hardness is a measure of the dissolved mineral content of water. There are two types: the general hardness (GH) and carbonate hardness (KH). When keeping freshwater fish and plants, the GH and the KH of aquarium water should match their natural habitat.
GFR. GFR as a measure for kidney function. GFR (glomerular filtration rate) is equal to the total of the filtration rates of the functioning nephrons in the kidney.GFR is considered the optimal way to measure kidney function, which in conjunction with albuminuria, can help determine the extent of CKD in an individual.FR. GFR as a measure for kidney function. GFR (glomerular filtration rate) is equal to the total of the filtration rates of the functioning nephrons in the kidney.