716
HPLCCHROMATOGRAMS |
ENVIRONMENTAL
Pesticides
PesticidesonAllure®C18
Peak List:
1. desisopropyl atrazine
2. desethyl atrazine
3. simazine
4. terbuthylazine desethyl
5. cyanazine
6. methabenzthiazuron
7. chlortoluron
8. atrazine
9. secbumeton
10. isoproturon
11. diuron
12. terbumeton
13. terbuthylazine
14. linuron
15. flusilazole
16. ethofumesate
17. neburon
Sample:
Inj.:
5µL
Conc.:
approx. 10ppm each pesticide
Solvent:
acetonitrile
Column:
Allure
®
C18
Cat.#:
9164565
Dimensions:
150mm x 4.6mm
Particle size:
5µm
Pore size:
60Å
Conditions:
Mobile phase A: 20mM K
2
HPO
4
, pH 7.0
B: acetonitrile
Time (min.) %B
0 20
10 40
15 40
30 70
30.1 20
Flow:
1.2mL/min.
Temp.:
ambient
Det.:
UV@ 220nm
LC_0310
Diflubenzuron (Pesticide)onUltra IBD
0
2
4
6
8
10
12
14 min.
Peak List:
1. diflubenzuron
2. N,N'-bis-(chlorobenzyl)urea
Sample:
Inj.:
10µL
Conc.:
1mg/mL
Solvent:
water:acetonitrile
(1:1, v/v)
Column:
Ultra IBD
Cat.#:
9175365
Dimensions:
150mm x 4.6mm
Particle size:
3µm
Pore size:
100Å
Conditions:
Mobile phase:
water:acetonitrile
(45:55, v/v)
Solvent A:
65% 0.1M ammonium
acetate pH 6.0
Flow rate:
1.0mL/min.
Temp.:
ambient
Det.:
UV@ 260nm
1
2
LC_0081
RestekCustomer Service
In theU.S.
Call: 800-356-1688 (ext. 3) or 814-353-1300
(ext. 3)
Monday–Friday8:00a.m.–6:00p.m. ET
Fax: 814-353-1309—24-hoursaday
Online:
24-hoursaday
Outside theU.S.
Contact your Restek representative:
Refer toour listonpages4-5or visitour
websiteatwww.restek.com
JamieHubler, Customer Service
Website :
E-mail :
TelNo : 03 9762 2034 . . . inAUSTRALIA
Mar 2011
