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Table 2 Pesticides Analytical Standards (suppliers, Sigma-Aldrich and purity, 99%)

From: Pesticides residue analysis in yam from selected markets across Ghana and Belgium: an evaluation of the QUECHERS method

No Pesticide analytical standard LC-MS/MS Conditions for Analysis
Parent CV(V) Product 1 CE (eV) Product 2 CE (eV)
1 acetamiprid 222.0 28 126.0 20 56.1 15
2 azoxystrobin 404.0 22 372.0 15 329.0 30
3 bentazone 241.1 15 199.1 12 107.2 26
4 butachlor 312.2 20 57.3 22 238.2 12
5 cadusafos 271.1 22 159.0 16 131.0 22
6 carbendazim 192.1 27 160.1 18 132.1 28
7 carbofuran 222.1 28 165.1 16 123.0 16
8 chlorpyriphos 349.9 30 97.0 32 198.0 20
9 difenconazole 406.0 40 251.1 25 111.1 60
10 diuron 233.0 28 72.1 18 46.3 14
11 dimethoate 230.1 18 125.0 20 199.0 10
12 diazinon 305.1 25 169.0 22 96.9 35
13 epoxiconazole 330.0 28 121.0 22 106.0 32
14 fenitrothion 278.0 32 109.1 20 79.1 32
15 fenpropimorph 304.2 44 147.1 28 57.2 30
16 imidacloprid 256.1 28 175.1 20 209.1 15
17 malathion 331.0 14 127.0 12 99.0 24
18 metalaxyl 280.1 20 220.1 13 192.1 17
19 pendimethalin 282.2 15 212.2 10 194.1 17
20 profenofos 372.9 30 302.6 20 127.9 40
21 propanil 217.9 34 161.9 16 127.0 22
22 propiconalzole 344.0 16 326.0 12 189.0 20
23 propoxur 210.0 15 111.0 16 168.0 10
24 pyraclostrobin 388.1 25 163.0 25 193.9 12
25 tryfloxystrobin 409.0 28 186.0 16 145.0 40