Chapter 2 - Abbreviations Flashcards by Grant Meyer

Q

HPLC

A

high-performance liquid chromatography

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Q

UHPLC

A

ultra-high-pressure liquid chromatography

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Q

t_R

A

retention time

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Q

t_M

A

void time

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Q

h

A

peak height

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Q

w_b

A

peak width measured at the base

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Q

w_½

A

peak width measured at the peak’s half height

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Q

N

A

number of theoretical plates (efficiency)

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Q

V_R

A

retention volume

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Q

V_M

A

void volume

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Q

F

A

flow rate

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Q

V_c

A

volume of empty column

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Q

V₀

A

intraparticular volume

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Q

V_e

A

interstitial volume

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Q

k

A

retention factor

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Q

t_R^’

A

the time the solute resides in the stationary phase

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Q

K

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A

partition coefficient

Q

V_s

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A

volume of the stationary phase

Q

V_m

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A

volume of the mobile phase

Q

𝛼

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A

separation factor

Q

HETP

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A

height equivalent to a theoretical plate

Q

H

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A

plate height

Q

d_p

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A

diameter of the particles used as the packing material

Q

R_s

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A

resolution

A_s

asymmetry factor

T_f

tailing factor

E^o

Hildebrand's elution strength scale

V

linear flow velocity

D_m

diffusion coefficient

H_min

minimum plate height

V_opt

optimum flow velocity

*A*

multi-path effect

*B*

longitudinal or passive diffusion

*C*

resistance to mass transfer

n

peak capacity

t_G

gradient time

k^*

average k under gradient conditions

ΔΦ

change in volume fraction of strong solvent in RPC

HTS

high-throughput screening

API

active pharmaceutical ingredient peak