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50 Pesticide Mix Solution in Acetonitrile, 10μg/mL
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50 Pesticide Mix Solution in Acetonitrile, 10μg/mL

1ST023150-10A
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1mL
2027-02-28
First Standard
10μg/mL
+
3
乙腈中50种农药混标溶液(EN 15662-2018),10μg/mL介绍:

产品基本信息:
密度:10μg/mL
储存条件:-20°C±5°C,避光,N2
产品组分信息:
货号CAS号中文名称英文名称规格浓度分子式分子量
1ST00132169409-94-5rac-氟胺氰菊酯rac-FluvalinateNoneC26H22ClF3N2O3502.92
1ST2020368359-37-5氟氯氰菊酯CyfluthrinNoneC22H18Cl2FNO3434.29
1ST202067696-12-0胺菊酯TetramethrinNoneC19H25NO4331.41
1ST2020779538-32-2七氟菊酯TefluthrinNoneC17H14ClF7O2418.73
1ST2020980844-07-1醚菊酯EtofenproxNoneC25H28O3376.49
1ST2021082657-04-3联苯菊酯BifenthrinNoneC23H22ClF3O2422.87
1ST2021152315-07-8氯氰菊酯CypermethrinNoneC22H19Cl2NO3416.30
1ST2022239515-41-8甲氰菊酯FenpropathrinNoneC22H23NO3349.42
1ST2022352918-63-5溴氰菊酯DeltamethrinNoneC22H19Br2NO3505.20
1ST20224101007-06-1氟丙菊酯AcrinathrinNoneC26H21F6NO5541.44
1ST2022651630-58-1氰戊菊酯FenvalerateNoneC25H22ClNO3419.90
1ST2022752645-53-1氯菊酯PermethrinNoneC21H20Cl2O3391.29
1ST2023391465-08-6高效氯氟氰菊酯λ-CyhalothrinNoneC23H19ClF3NO3449.85
1ST20237143390-89-0醚菌酯Kresoxim-methylNoneC18H19NO4313.35
1ST2035378587-05-0噻螨酮HexythiazoxNoneC17H21ClN2O2S352.88
1ST20385148477-71-8螺螨酯SpirodiclofenNoneC21H24Cl2O4411.32
1ST2039869327-76-0噻嗪酮BuprofezinNoneC16H23N3OS305.44
1ST206191031-07-8硫丹硫酸酯Endosulfan sulfateNoneC9H6Cl6O4S422.92
1ST21083175013-18-0吡唑醚菌酯PyraclostrobinNoneC19H18ClN3O4387.82
1ST21094131807-57-3噁唑菌酮FamoxadoneNoneC22H18N2O4374.39
1ST21116220899-03-6苯菌酮MetrafenoneNoneC19H21BrO5409.27
1ST21151161326-34-7咪唑菌酮FenamidoneNoneC17H17N3OS311.40
1ST2115335554-44-0抑霉唑ImazalilNoneC14H14Cl2N2O297.18
1ST21157131860-33-8嘧菌酯AzoxystrobinNoneC22H17N3O5403.39
1ST2116041483-43-6乙嘧酚磺酸酯BupirimateNoneC13H24N4O3S316.42
1ST2116855179-31-2联苯三唑醇BitertanolNoneC20H23N3O2337.42
1ST2116955219-65-3三唑醇TriadimenolNoneC14H18ClN3O2295.76
1ST2117160207-90-1丙环唑PropiconazoleNoneC15H17Cl2N3O2342.22
1ST2117466246-88-6戊菌唑PenconazoleNoneC13H15Cl2N3284.18
1ST2117583657-24-3(E)-烯唑醇(E)-DiniconazoleNoneC15H17Cl2N3O326.23
1ST2117876674-21-0粉唑醇FlutriafolNoneC16H13F2N3O301.29
1ST2117979983-71-4己唑醇HexaconazoleNoneC14H17Cl2N3O314.21
1ST2118085509-19-9氟硅唑FlusilazoleNoneC16H15F2N3Si315.39
1ST2118394361-06-5环丙唑醇CyproconazoleNoneC15H18ClN3O291.78
1ST21185107534-96-3戊唑醇TebuconazoleNoneC16H22ClN3O307.82
1ST21186112281-77-3四氟醚唑TetraconazoleNoneC13H11Cl2F4N3O372.15
1ST21187114369-43-6腈苯唑FenbuconazoleNoneC19H17ClN4336.82
1ST21188116255-48-2糠菌唑BromuconazoleNoneC13H12BrCl2N3O377.06
1ST21189119446-68-3苯醚甲环唑DifenoconazoleNoneC19H17Cl2N3O3406.26
1ST2120243121-43-3三唑酮TriadimefonNoneC14H16ClN3O2293.75
1ST21206141517-21-7肟菌酯TrifloxystrobinNoneC20H19F3N2O4408.37
1ST2122588671-89-0腈菌唑MyclobutanilNoneC15H17ClN4288.78
1ST21304133855-98-8氟环唑EpoxiconazoleNoneC17H13ClFN3O329.76
1ST2211141394-05-2苯嗪草酮MetamitronNoneC10H10N4O202.21
1ST2213421087-64-9嗪草酮MetribuzinNoneC8H14N4OS214.29
1ST2217419666-30-9噁草酮OxadiazonNoneC15H18Cl2N2O3345.22
1ST2219581777-89-1异噁草酮ClomazoneNoneC12H14ClNO2239.69
1ST225251861-32-1氯酞酸二甲酯Chlorthal-dimethylNoneC10H6Cl4O4331.97
1ST2505818181-80-1溴螨酯BromopropylateNoneC17H16Br2O3428.12
1ST25073111812-58-9唑螨酯FenpyroximateNoneC24H27N3O4421.49

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标准解读
标准名称及标准号 食品安全国家标准 植物源性食品中208种农药及其代谢物残留量的测定 气相色谱-质谱联用法
GB 23200.113-2018
适用范围 适用于植物源性食品(谷物、蔬菜、水果、茶叶等)中208种农药残留的定量检测,包括有机磷、有机氯、拟除虫菊酯等类别,涵盖您使用的乙腈中50种农药混标溶液涉及的目标物
核心检测方法 1. 样品经乙腈提取后采用QuEChERS方法净化
2. 气相色谱分离条件:DB-5MS色谱柱(30m×0.25mm×0.25μm),程序升温50℃(保持1min)→125℃(无保持)→300℃(保持6min)
3. 质谱检测:电子轰击电离源(EI),选择离子监测模式(SIM)
检出限与定量限 1. 方法检出限(MDL):0.001~0.050 mg/kg(根据目标物差异)
2. 定量限(LOQ):0.010~0.100 mg/kg
3. 具体限值需通过实际样品基质验证确定
质控样品要求 1. 每批样品(≤20个)需设置空白对照和加标回收实验
2. 加标浓度应为定量限水平的1~5倍
3. 回收率控制范围:70%~120%(特殊基质可放宽至60%~130%)
4. 相对标准偏差(RSD)应≤20%
关键实验步骤 1. 提取:试样加入乙腈振荡提取,无水硫酸镁和氯化钠盐析分层
2. 净化:取上清液经PSA和C18吸附剂净化,离心过滤
3. 上机分析:取净化液过0.22μm滤膜,GC-MS进样量1.0μL
4. 定性定量:保留时间偏差≤0.1min,特征离子丰度比偏差≤20%
特别说明 1. 乙腈中50种农药混标溶液使用前需恢复至室温,摇匀后使用
2. 不同基质样品需调整净化吸附剂比例(高色素样品增加PSA用量)
3. 甲胺磷等极性农药需采用保护柱或预柱防止峰拖尾
4. 当样品浓度超过标准曲线范围时,应稀释后重新测定

以上信息仅供参考,请以相应标准的原文为准!