Chromatography Research International / 2014 / Article / Tab 2 / Research Article
Estimation of Diafenthiuron Residues in Cardamom (Elettaria cardamomum (L.) Maton) Using Normal Phase HPLC: Dissipation Pattern and Safe Waiting Period in Green and Cured Cardamom Capsules Table 2 Dissipation of diafenthiuron in/on capsules of cardamom—Experiment II, Devarshola.
DAT Green capsules Cured capsules Moisture free basis Diafenthiuron 400 g a.i ha−1 Diafenthiuron 800 g a.i ha−1 Diafenthiuron 400 g a.i ha−1 Diafenthiuron 800 g a.i ha−1 Diafenthiuron 400 g a.i ha−1 Diafenthiuron 800 g a.i ha−1 Residues (µg g−1 ) Dissipation (%) Residues (µg g−1 ) Dissipation (%) Residues (µg g−1 ) Dissipation (%) Residues (µg g−1 ) Dissipation (%) Residues (µg g−1 ) Dissipation (%) Residues (µg g−1 ) Dissipation (%) 0 4.10 — 7.32 — 5.33 — 8.40 — 14.83 — 25.71 — 1 3.51 14.39 5.81 20.63 4.14 22.33 6.63 21.07 11.98 19.18 20.70 19.48 3 2.03 50.49 4.23 42.21 3.12 41.46 5.61 33.21 7.21 51.39 14.83 42.31 7 0.86 79.02 1.93 73.63 1.13 78.80 3.13 62.74 3.23 78.23 6.99 72.81 10 0.09 97.80 0.92 87.43 0.21 96.06 1.24 85.24 0.33 97.88 3.27 87.28 15 BDL — BDL 100.00 BDL 100.00 0.22 97.26 BDL 100.00 BDL 100.00 21 BDL — BDL — BDL — BDL — BDL — BDL — Half life (days) 1.949 3.416 1.778 3.015 2.815 3.441 Waiting period (days) 5.500 11.339 7.006 11.387 9.168 17.750
value0.958 0.999 0.972 0.977 0.954 0.997 Regression equation
BDL: below detectable limit.