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ASTM International , 01/01/2013
Publisher: ASTM
File Format: PDF
$34.00$69.00
1.1This practice covers the installation and maintenance of fused silica capillary columns in gas chromatographs that are already retrofitted for their use. This practice excludes information on:
1.1.1Injection techniques.
1.1.2Column selection.
1.1.3Data acquisition.
1.1.4System troubleshooting and maintenance.
1.2For additional information on gas chromatography, please refer to Practice E260. For specific precautions, see 7.2.2.2(1), 7.2.2.2(2), 7.2.7, and 7.2.7.2.
1.3The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.4This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. For specific safety information, see Section 6, 7.2.2.2(1), 7.2.2.2(2), 7.2.7, and 7.2.7.2.2
Carrier gas
0.25-mm ID, cm³ /min
0.32-mm ID, cm³ /min
0.53-mm ID, cm³ /min
helium hydrogen
35 70
80 160
125 250
Carrier gas: Hydrogen
Carrier gas: Helium
Linear velocity: 40 cm/s
Linear velocity: 20 cm/s
1.Tetrachloro-m-
8.Heptachlor epoxide
15.Endosulfan II
xylene
9.γ-chlordane
16.DDD
2.α-BHC
10.Endosulfan I
17.Endrin aldehyde
3.β-BHC
11.α-chlordane
18.Endosulfan sulfate
4.γ-BHC
12.Dieldrin
19.DDT
5.δ-BHC
13.DDE
20.Endrin ketone
6.Heptachlor
14.Endrin
21.Methyoxychlor
7.Aldrin
Oven temperature: 210°C isothermal
Injector and detector temperature: 250°C/300°C
ECD sensitivity: 512×10 −11
Split vent: 100 cm 3 /min
1.2,4,5,6-tetrachloro-
8.Heptachlor
16.p,p-DDD
m-xylene (IS)
epoxide
18.Endosulfan sul-
fate
19.p,p-DDT
13.p,p-DDE
22.Decachlorobi-
phenyl (IS)
Oven temperature: 150 to 275°C at 4°C/min,hold 15 min
Injector temperature: 250°C
Detector temperature: 300°C
Linear velocity: 40 cm/s (Flow rate: 10 cm 3 /min)
ECD sensitivity: 8×10 −11 AFS
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