How Do You Use Specific Gravity?

Why is specific gravity useful?

Significance and Use 4.1 Specific gravity is an important property of fluids being related to density and viscosity.

Knowing the specific gravity will allow determination of a fluid’s characteristics compared to a standard, usually water, at a specified temperature..

What is specific gravity of water?

Water has a density of 1 kg/l at 4°C. When the specific gravity is defined based on water at 4°C, then the specific gravity is equal to the density of the liquid….4.6. 2 Specific Gravity.AliphaticsSpecific gravity [kg/l]Tetrachloroethylene1.62360 more rows

What is a normal specific gravity?

The normal range for urine specific gravity is 1.005 to 1.030.

How does specific gravity work?

The specific gravity of an object is the ratio between the density of an object to a reference liquid. … The specific gravity has no units. If the specific gravity has a value of greater than one, then the object sinks in water and if it is less than one, then the object floats in water.

What does Specific Gravity tell you?

It measures the ratio of urine density compared with water density and provides information on the kidney’s ability to concentrate urine. A urinary specific gravity measurement is a routine part of urinalysis. The reference range is 1.005-1.030.

What does a specific gravity of 1.020 mean?

Urine specific gravity is a measure of the ratio of the density of urine to the density of water. Urine specific-gravity measurements normally range from 1.002 to 1.030. 5. The NCAA selected a urine specific-gravity measurement of ≤1.020 to indicate euhydration. 4.

What is the highest specific gravity?

The Specific Gravity – SG – is a dimensionless unit defined as the ratio of density of the material to the density of water at a specified temperature. It is common to use the density of water at 4 oC (39 oF) as reference – at this point the density of water is at the highest.

What affects specific gravity?

Increases in specific gravity (hypersthenuria, i.e. increased concentration of solutes in the urine) may be associated with dehydration, diarrhea, emesis, excessive sweating, urinary tract/bladder infection, glucosuria, renal artery stenosis, hepatorenal syndrome, decreased blood flow to the kidney (especially as a …

What is difference between density and specific gravity?

Density is defined as mass per unit volume. It has the SI unit kg m-3 or kg/m3 and is an absolute quantity. Specific gravity is the ratio of a material’s density with that of water at 4 °C (where it is most dense and is taken to have the value 999.974 kg m-3). It is therefore a relative quantity with no units.