TABLE OF CONTENTS - BGB Analytik AG

GC and GC/MS
Environmental Applications, Semivolatiles
EPA Method 552.2
Column: DB-35ms
123-3832
30 m x 0.32 mm, 0.25 µm
Column: DB-XLB
123-1236
30 m x 0.32 mm, 0.50 µm
DB-35ms
1
DB-XLB
1
2, 3
4
4
4
2
3
5
5 6
Time (min)
7 8
5 6
Time (min)
7 8
386 www.agilent.com/chem/supplies
4
6
7
5
7
6
Carrier: Helium at 45 cm/sec (EPC in constant
flow mode)
Oven: 40°C for 0.5 min
40-200°C at 15°C/min
200°C for 2 min
Injection: Splitless, 250°C
30 sec purge activation time
Detector: µECD, 350°C
Nitrogen makeup gas
(column + makeup flow = 30 mL/min
constant flow)
Sample: 50 pg per component
8
9
8, 9
11
11
10
12
12
GCES020
Suggested Supplies
Septum: 11 mm Advanced Green septa,
5183-4759
Liner: Direct connect, dual taper, deactivated,
4 mm ID, G1544-80700
Syringe: 10 µl tapered, FN 23-26s/42/HP,
5181-1267
1. Chloroacetic acid
2. Bromoacetic acid
3. Dichloroacetic acid
4. Dalapon
5. Trichloroacetic acid
6. 1,2,3-Trichloropropane (IS)
7. Bromochloroacetic acid
8. Bromodichloroacetic acid
9. Dibromoacetic acid
10. 2,3-Dibromopropionic acid (SS)
11. Chlorodibromoacetic acid
12. Tribromoacetic acid
IS - Internal Standard
SS - Surrogate Standard