Gas-solid chromatography on macroreticular cation exchange resins

Oct 1, 1973 - Roland F. Hirsch, Henry C. Stober, Marie. Kowblansky, Fred N. Hubner, and Arthur W. O'Connell. Anal. Chem. , 1973, 45 (12), pp 2100–21...
0 downloads 0 Views 710KB Size
Table V I I. Recovery of Trimethylethylammonium as Picrate= Col-

Amount, ng 60 12 2.3

1 lii

T

2.3 ng

umn diam., mm 2.7

2.7 1.0

Flow rate m!/ min

mm/ see

Recovery, %

Re1 stand dev, %

0.20 0.20 0.04

0.72 0.72 0.92

97.6 93.2 95.3

2.4 4.8 9.6

No. of samples

14 9

a

Stationary phase: picrate 0.06M. pH 11.2 (25% of support weight); mobile phase: chloroform 4- 1-pentanol (19 4- 1 ) ; support: ethanolyzed cellulose; sample volume: 20 MI; pressure drop: