ACE UHPLC and HPLC Columns
Naphthalenes (Substituted)
Conditions Analytes
Column: ACE 5 C18
Dimensions: 250 x 4.6 mm
Part Number: ACE-121-2546
Mobile Phase: MeCN/H2O (51:49 v/v)
Flow Rate: 1.5 mL/min
Temperature: 18 °C
Detection: UV, 225 nm
2-Methylnaphthalene 1-Ethylnaphthalene 1,4-Dimethylnaphthalene
2-Ethylnaphthalene
4000
3500
3000
2500
2000
1500
1000
Neonicotinoids in Honey by LC-MS/MS
Column: ACE UltraCore 2.5 SuperC18
Dimensions: 100 x 2.1 mm
Part Number: CORE-25A-1002U
Mobile Phase: A: 0.05% ammonia in H2O
B: 0.05% ammonia in MeOH
Gradient: Time (mins) %B
0 5
3 100
Flow Rate: 0.6 mL/min
Injection: 1 μL (POISe mode)
Temperature: 30 °C
Detection: Shimadzu LCMS-8060
Positive ion mode HESI
Sample: Honey spiked at 0.1 ppb
(QuEChERS extract)
104
Application #AN3690
1. 2-Methylnaphthalene
2. 1-Ethylnaphthalene
3. 1,4-Dimethylnaphthalene
4. 2-Ethylnaphthalene
5. n-Butylbenzene
1
2
3
4
5
950000
900000
850000
800000
750000
700000
650000
600000
550000
500000
450000
400000
350000
300000
250000
200000
150000
100000
50000
www.ace-hplc.com | +44 (0) 1224 704 554 | info@ace-hplc.com
Application #AN4050
Conditions Analytes
1. Thiamethoxam
(m/z 292 211)
2. Imidacloprid
(m/z 256 175)
3. Clothianidin
(m/z 250 169)
4. Acetamiprid
(m/z 223 126)
5. Thiacloprid
(m/z 253 126)
Reproduced with permission of Shimadzu, France
1
2
3
4
5
1
2
3
4
5
0
-5000
1.75 2.00 2.25 2.50 2.75 3.00 3.25 3.50
Thiamethoxam Imidacloprid
Acetamiprid Thiacloprid
1
2
3
4
5
0 5 10 15 20 25 30 35 40 45
Time - Minutes
0
Response - MilliVolts
500
n-Butylbenzene
Time - Minutes
Reproduced with permission of Department of Environmental Chemistry,
University of Glasgow, UK
Clothianidin
ACE columns are
available in an extensive
range of phases, particle
sizes and dimensions
visit: www.ace-hplc.com
or
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