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Width of Chromatographic Peak using Column Efficiency Formula

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Width of Chromatographic Peak is the distance between points where lines tangent to the peak's left and right inflection points intersect the baseline. Check FAQs

W b = \frac{V R}{\sqrt{\frac{N}{16}}}

W_b - Width of Chromatographic Peak?V_R - Retention Volume?N - Column Efficiency?

Width of Chromatographic Peak using Column Efficiency Example

With values

With units

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Here is how the Width of Chromatographic Peak using Column Efficiency equation looks like with Values.

Here is how the Width of Chromatographic Peak using Column Efficiency equation looks like with Units.

Here is how the Width of Chromatographic Peak using Column Efficiency equation looks like.

19.1028 = \frac{11.2}{\sqrt{\frac{5.5}{16}}}

19.1028mm = \frac{11.2L}{\sqrt{\frac{5.5}{16}}}

19.1028 = \frac{11.2}{\sqrt{\frac{5.5}{16}}}

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Width of Chromatographic Peak using Column Efficiency Solution

Follow our step by step solution on how to calculate Width of Chromatographic Peak using Column Efficiency?

FIRST Step Consider the formula

W b = \frac{V R}{\sqrt{\frac{N}{16}}}

Next Step Substitute values of Variables

∴

W b = \frac{11.2L}{\sqrt{\frac{5.5}{16}}}

Next Step Convert Units

∴

W b = \frac{0.0112m³}{\sqrt{\frac{5.5}{16}}}

Next Step Prepare to Evaluate

∴

W b = \frac{0.0112}{\sqrt{\frac{5.5}{16}}}

Next Step Evaluate

∴

W b = 0.0191027841854627m

Next Step Convert to Output's Unit

∴

W b = 19.1027841854627mm

LAST Step Rounding Answer

∴

W b = 19.1028mm

Width of Chromatographic Peak using Column Efficiency Formula Elements

Variables

Functions

Width of Chromatographic Peak

Width of Chromatographic Peak is the distance between points where lines tangent to the peak's left and right inflection points intersect the baseline.

Symbol: W_b

Measurement: LengthUnit: mm

Note: Value should be greater than 0.

Formulas to find Width of Chromatographic Peak

Retention Volume

The Retention Volume is defined as the volume of the mobile phase required to elute the solute from the column.

Symbol: V_R

Measurement: VolumeUnit: L

Note: Value can be positive or negative.

Formulas to find Retention Volume

Column Efficiency

Column Efficiency, also known as plate count, is a measure of the dispersion of a peak.

Symbol: N

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Column Efficiency

sqrt

A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.

Syntax: sqrt(Number)

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How to Evaluate Width of Chromatographic Peak using Column Efficiency?

Width of Chromatographic Peak using Column Efficiency evaluator uses Width of Chromatographic Peak = Retention Volume/(sqrt(Column Efficiency/16)) to evaluate the Width of Chromatographic Peak, The Width of Chromatographic Peak using Column Efficiency formula is defined as the peak's full width at half maximum. Lower peak widths indicates better chromatographic resolution. Width of Chromatographic Peak is denoted by W_b symbol.

How to evaluate Width of Chromatographic Peak using Column Efficiency using this online evaluator? To use this online evaluator for Width of Chromatographic Peak using Column Efficiency, enter Retention Volume (V_R) & Column Efficiency (N) and hit the calculate button.

FAQs on Width of Chromatographic Peak using Column Efficiency

What is the formula to find Width of Chromatographic Peak using Column Efficiency?

The formula of Width of Chromatographic Peak using Column Efficiency is expressed as Width of Chromatographic Peak = Retention Volume/(sqrt(Column Efficiency/16)). Here is an example- 19102.78 = 0.0112/(sqrt(5.5/16)).

How to calculate Width of Chromatographic Peak using Column Efficiency?

With Retention Volume (V_R) & Column Efficiency (N) we can find Width of Chromatographic Peak using Column Efficiency using the formula - Width of Chromatographic Peak = Retention Volume/(sqrt(Column Efficiency/16)). This formula also uses Square Root (sqrt) function(s).

Can the Width of Chromatographic Peak using Column Efficiency be negative?

No, the Width of Chromatographic Peak using Column Efficiency, measured in Length cannot be negative.

Which unit is used to measure Width of Chromatographic Peak using Column Efficiency?

Width of Chromatographic Peak using Column Efficiency is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Width of Chromatographic Peak using Column Efficiency can be measured.

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