Researchers 50

2.4 Determination of 475 Pesticides and Related Chemical Residues

in Grains: GC-MS Method (GB/T 19649-2006) 50

2.4.1 Scope 50

2.4.2 Principle 50

2.4.3 Reagents and Materials 50

2.4.4 Apparatus 59

2.4.5 Sample Pretreatment 59

2.4.6 GC-MS Method Determination 60

2.4.7 Precision 61

Researchers 61

2.5 Determination of 486 Pesticides and Related Chemical Residues

in Grains: LC-MS-MS Method (GB/T 20770-2008) 61

2.5.1 Scope 61

2.5.2 Principle 69

2.5.3 Reagents and Materials 69

2.5.4 Apparatus 71

2.5.5 Sample Pretreatment 71

2.5.6 Determination 72

2.5.7 Precision 73

Researchers 73

2.6 Determination of 519 Pesticides and Related Chemical

Residues in Tea Leaves: GC-MS Method (GB/T 23204-2008) 74

2.6.1 Scope 74

2.6.2 Determination of 490 Pesticides and Related Chemical Residues in Tea: GC-MS Method 74

2.6.3 Determination of 29 Acidic Herbicides in Tea:GC-MS Method 85

Researchers 91

2.7 Determination of 448 Pesticides and Related Chemical

Residues in Tea Leaves: LC-MS-MS Method (GB/T23205-2008) 92

2.7.1 Scope 92

2.7.2 Principle 92

2.7.3 Reagents and Materials 92

2.7.4 Apparatus 101

2.7.5 Sample Pretreatment 101

2.7.6 Determination 102

2.7.7 Precision 103

Researchers 103

2.8 Determination of 488 Pesticides and Related Chemical

Residues in Mulberry Twig, Honeysuckle, Barbary Wolfberry

Fruit, and Lotus Leaf: GC-MS Method (GB/T 23200-2008) 103

2.8.1 Scope 103

2.8.2 Principle 104

2.8.3 Reagents and Materials 104

2.8.4 Apparatus 113

2.8.5 Sample Pretreatment 113

2.8.6 Determination 114

2.8.7 Precision 115

Researchers 115

2.9 Determination of 413 Pesticides and Related Chemical

Residues in Mulberry Twig, Honeysuckle, Barbary Wolfberry

Fruit, and Lotus Leaf: LC-MS-MS Method (GB/T 23201-2008) 115

2.9.1 Scope 115

2.9.2 Principle 115

2.9.3 Reagents and Materials 116

2.9.4 Apparatus 123

2.9.5 Sample Pretreatment 123

2.9.6 Determination 124

2.9.7 Precision 126

Researchers 126

2.10 Determination of 503 Pesticides and Related Chemical

Residues in Mushrooms: GC-MS Method (GB/T 23216-2008) 126

2.10.1 Scope 126

2.10.2 Principle 126

2.10.3 Reagents and Materials 127

2.10.4 Apparatus 136

2.10.5 Sample Pretreatment 136

2.10.6 Determination 137

2.10.7 Precision 138

Researchers 138

2.11 Determination of 440 Pesticides and Related Chemical

Residues in Edible Fungus: LC-MS-MS Method(GB/T 23202-2008) 138

2.11.1 Scope 138

2.11.2 Principle 138

2.11.3 Reagents and Materials 146

2.11.4 Apparatus 147

2.11.5 Sample Pretreatment 147

2.11.6 Determination 148

2.11.7 Precision 149

Researchers 149



3. Analytical Methods for 790 Pesticides and Related

Chemical Residues in Products of Animal Origin 151

3.1 Determination of 511 Pesticides and Related Chemical

Residues in Milk and Milk Powder: GC-MS Method(GB/T 23210-2008) 151

3.1.1 Scope 151

3.1.2 Principle 151

3.1.3 Reagents and Materials 151

3.1.4 Apparatus 162

3.1.5 Sample Pretreatment 162

3.1.6 Determination 163

3.1.7 Precision 164

Researchers 164

3.2 Determination of 493 Pesticides and Related Chemical

Residues in Milk and Milk Powder: LC-MS-MS Method(GB/T 23211-2008) 165

3.2.1 Scope 165

3.2.2 Principle 165

3.2.3 Reagents and Materials 165

3.2.4 Apparatus 175

3.2.5 Sample Pretreatment 175

3.2.6 Determination 176

3.2.7 Precision 178

Researchers 178

3.3 Determination of 485 Pesticides and Related Chemical

Residues in Fugu, Eel, and Prawn: GC-MS Method(GB/T 23207-2008) 179

3.3.1 Scope 179

3.3.2 Principle 187

3.3.3 Reagents and Materials 187

3.3.4 Apparatus 188

3.3.5 Sample Pretreatment 189

3.3.6 Determination 190

3.3.7 Precision 191

Researchers 191

3.4 Determination of 450 Pesticides and Related Chemical

Residues in Fugu, Eel, and Prawn: LC-MS-MS Method(GB/T 23208-2008) 192

3.4.1 Scope 192

3.4.2 Principle 200

3.4.3 Reagents and Materials 200

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农业/林业 农业基础科学

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