chapter  Section III.II
Summary Tables For Detection Reagents
WithStanley Blackburn
Pages 1

The following tables represent summary information on detection reagents and the sensitivity of detection of amino acid derivatives. <target id="page_338" target-type="page">338</target>The Sensitivity Of Detection Of Amino Acids Using A Rubidium Silicate Bead Detector (Afid) and A Flame Ionization Detector (Fid)

Signal-to-noise ratio

Amino acid

FID

AFID

Enhancement

Alanine

12.4

1320

106

Arginine

3.7

780

210

Cystine

4.5

610

135

Glutamic acid

10.0

910

91

Leucine

14.1

1370

97

Lysine

7.3

1360

186

Methionine

7.6

690

90

Proline

10.0

2000

200

Serine

7.6

1430

188

Threonine

11.3

1320

116

Note: N(O,S)-Pentafluoropropionyl amino acid n-propyl esters were separated by capillary gas chromatography on Chirasil-Val®. The sensitivity of the two detectors was compared using identical chromatographic conditions.