AOAC-RI ERP Book - FAOM METHOD.pdf

3/9/2017

• Chemical Structure of 653 multi-residue pesticides in tea for AOAC Official Method 2014.19 First action

Pesticide quantities and ratios (%)

Pesticides

Organonitrogen Organophosphorus

Organochloride Carbamate Pyrethroid

Organicsulfur Others

Quantities

283

133

83

51

36

14

53

Ratios

43.3%

20.4%

12.7% 7.8% 5.5% 2.1% 8.1%

283

300

250

200

133

150

83

100

53

51

36

50

14

0

Organonitrogen Organophosphorus

Organochloride

Carbamate

Pyrethroid

Organicsulfur

Others

3

• Physiology (biological function) of 653 multi-residue pesticides in tea for AOAC Official Method 2014.19 First action

Pesticide quantities and ratios (%)

Plant growth regulator

Pesticides

Insecticide

Herbicide Bactericide

Rodenticide Repellent

Others

Quantities

302

190

132

14

3

2

10

Ratios

46.2% 29.1% 20.2%

2.1%

0.5% 0.3% 1.5%

100 150 200 250 300 350

302

190

132

0 50

14

10

3

2

Insecticide

Herbicide

Bactericide

Plant growth regulator

Rodenticide

Repellent

Others

4

2