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当前位置: 首页 产品中心 标准物质 有机类 混标 乙腈中69种农药混标溶液(GB23200.121-2021-D),100μg/mL 69 Pesticide Mix Solution in Acetonitrile, 100μg/mL
乙腈中69种农药混标溶液(GB23200.121-2021-D),100μg/mL介绍:

产品基本信息:
密度:100μg/mL
储存条件:-20°C±5°C,N2,避光
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
1ST000274168088-61-7嘧啶肟草醚pyribenzoximNoneC32H27N5O8609.59
1ST20117947-02-4硫环磷PhosfolanNoneC7H14NO3PS2255.30
1ST20131119-12-0哒嗪硫磷PyridaphenthionNoneC14H17N2O4PS340.33
1ST201335120-23-0甲基硫环磷Phosfolan-methylNoneC5H10NO3PS2227.23
1ST2015541198-08-7丙溴磷ProfenofosNoneC11H15BrClO3PS373.63
1ST2016913593-03-8喹硫磷QuinalphosNoneC12H15N2O3PS298.30
1ST2017014816-18-3辛硫磷PhoximNoneC12H15N2O3PS298.30
1ST201722310-17-0伏杀硫磷PhosaloneNoneC12H15ClNO4PS2367.81
1ST2018252-68-6敌百虫TrichlorfonNoneC4H8Cl3O4P257.44
1ST2018429232-93-7甲基嘧啶磷Pirimiphos-methylNoneC11H20N3O3PS305.33
1ST20189732-11-6亚胺硫磷PhosmetNoneC11H12NO4PS2317.32
1ST201943735-33-9氧亚胺硫磷Phosmet-oxonNoneC11H12NO5PS301.26
1ST20225102851-06-9氟胺氰菊酯tau-FluvalinateNoneC26H22ClF3N2O3502.93
1ST2025123103-98-2抗蚜威PirimicarbNoneC11H18N4O2238.29
1ST20270114-26-1残杀威PropoxurNoneC11H15NO3209.24
1ST2028683-79-4鱼藤酮RotenoneNoneC23H22O6394.42
1ST20335111988-49-9噻虫啉ThiaclopridNoneC10H9ClN4S252.72
1ST2033864628-44-0杀铃脲TriflumuronNoneC15H10ClF3N2O3358.70
1ST2034083121-18-0氟苯脲TeflubenzuronNoneC14H6Cl2F4N2O2381.11
1ST20350153719-23-4噻虫嗪ThiamethoxamNoneC8H10ClN5O3S291.71
1ST20385148477-71-8螺螨酯SpirodiclofenNoneC21H24Cl2O4411.32
1ST20416112410-23-8虫酰肼TebufenozideNoneC22H28N2O2352.47
1ST20420129558-76-5唑虫酰胺TolfenpyradNoneC21H22ClN3O2383.87
1ST2043723564-05-8甲基硫菌灵Thiophanate-methylNoneC12H14N4O4S2342.39
1ST2043824017-47-8三唑磷TriazophosNoneC12H16N3O3PS313.31
1ST20444946578-00-3氟啶虫胺腈SulfoxaflorNoneC10H10F3N3OS277.27
1ST2083139520-94-8咪鲜胺-脱氨基咪唑Prochloraz-desimidazole-aminoNoneC12H15Cl3N2O2325.61
1ST2084139542-32-8咪鲜胺-脱咪唑甲酰氨基Prochloraz desimidazole-formylaminoNoneC13H15Cl3N2O3353.63
1ST2102527605-76-1烯丙苯噻唑ProbenazoleNoneC10H9NO3S223.25
1ST21055131549-75-2氟菌唑代谢物FM-6-1Triflumizole metabolite FM-6-1NoneC12H14ClF3N2O294.70
1ST2107224579-73-5霜霉威PropamocarbNoneC9H20N2O2188.27
1ST21083175013-18-0吡唑醚菌酯PyraclostrobinNoneC19H18ClN3O4387.82
1ST21137189278-12-4丙氧喹啉ProquinazidNoneC14H17IN2O2372.20
1ST2116955219-65-3三唑醇TriadimenolNoneC14H18ClN3O2295.76
1ST2118468694-11-1氟菌唑TriflumizoleNoneC15H15ClF3N3O345.75
1ST21186112281-77-3四氟醚唑TetraconazoleNoneC13H11Cl2F4N3O372.15
1ST21192131983-72-7灭菌唑TriticonazoleNoneC17H20ClN3O317.81
1ST2120141814-78-2三环唑TricyclazoleNoneC9H7N3S189.24
1ST2120243121-43-3三唑酮TriadimefonNoneC14H16ClN3O2293.75
1ST21206141517-21-7肟菌酯TrifloxystrobinNoneC20H19F3N2O4408.37
1ST2122632809-16-8腐霉利ProcymidoneNoneC13H11Cl2NO2284.14
1ST21232130000-40-7噻呋酰胺ThifluzamideNoneC13H6Br2F6N2O2S528.06
1ST21236156052-68-5苯酰菌胺ZoxamideNoneC14H16Cl3NO2336.64
1ST21237175217-20-6硅噻菌胺SilthiofamNoneC13H21NOSSi267.46
1ST2124767747-09-5咪鲜胺ProchlorazNoneC15H16Cl3N3O2376.67
1ST21302862588-11-2唑菌酯PyraoxystrobinNoneC22H21ClN2O4412.87
1ST21339847749-37-5啶菌噁唑PyrisoxazoleNoneC16H17ClN2O288.77
1ST21344915410-70-7唑胺菌酯PyrametostrobinNoneC21H23N3O4381.43
1ST2208476578-14-8喹禾灵(乙酯)Quizalofop-ethylNoneC19H17ClN2O4372.80
1ST221287287-19-6扑草净PrometrynNoneC10H19N5S241.36
1ST22147122-34-9西玛津SimazineNoneC7H12ClN5201.66
1ST2226193697-74-6吡嘧磺隆Pyrazosulfuron-ethylNoneC14H18N6O7S414.39
1ST2226834014-18-1丁噻隆TebuthiuronNoneC9H16N4OS228.31
1ST22275126535-15-7氟胺磺隆Triflusulfuron-methylNoneC17H19F3N6O6S492.43
1ST2228879277-27-3甲基噻吩磺隆Thifensulfuron-methylNoneC12H13N5O6S2387.39
1ST2230582097-50-5醚苯磺隆TriasulfuronNoneC14H16ClN5O5S401.83
1ST22312142469-14-5三氟甲磺隆TritosulfuronNoneC13H9F6N5O4S445.30
1ST2233351218-49-6丙草胺PretilachlorNoneC17H26ClNO2311.85
1ST22368122836-35-5甲磺草胺SulfentrazoneNoneC11H10Cl2F2N4O3S387.19
1ST2238723950-58-5炔苯酰草胺PropyzamideNoneC12H11Cl2NO256.13
1ST2240186763-47-5异丙草胺PropisochlorNoneC15H22ClNO2283.79
1ST2241352888-80-9苄草丹ProsulfocarbNoneC14H21NOS251.39
1ST22453129630-19-9吡草醚Pyraflufen-ethylNoneC15H13Cl2F3N2O4413.18
1ST22624111479-05-1恶草酸PropaquizafopNoneC22H22ClN3O5443.88
1ST22872570415-88-2丙嗪嘧磺隆PropyrisulfuronNoneC16H18ClN7O5S455.88
1ST2401283657-22-1烯效唑UniconazoleNoneC15H18ClN3O291.78
1ST2501696489-71-3哒螨灵PyridabenNoneC19H25ClN2OS364.93
1ST250272312-35-8炔螨特PropargiteNoneC19H26O4S350.47
1ST25075120928-09-8喹螨醚FenazaquinNoneC20H22N2O306.40

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国家标准解读:
标准名称及标准号 食品安全国家标准 植物源性食品中331种农药及其代谢物残留量的测定 液相色谱-质谱联用法
GB 23200.121-2021
适用范围 适用于植物源性食品(蔬菜、水果、谷物、茶叶等)中331种农药及其代谢物残留量的定量测定,覆盖有机磷、氨基甲酸酯、三唑类等69类农药
核心检测方法 1. 乙腈提取法(QuEChERS原理)
2. 分散固相萃取净化(d-SPE)
3. 液相色谱-串联质谱联用(LC-MS/MS)分析
4. 内标法定量(需使用同位素标记内标)
检出限与定量限 1. 方法检出限(MDL):0.0003~0.003 mg/kg
2. 定量限(LOQ):0.001~0.01 mg/kg
3. 具体数值需根据仪器性能和基质类型通过验证确定
质控样品要求 1. 每批样品需带基质加标样(加标浓度0.01~0.1 mg/kg)
2. 空白样品平行测定不少于10%
3. 内标回收率控制范围:70%~120%
4. 保留时间偏差:≤±0.1 min
关键实验步骤 1. 试样制备:均质后取10g样品加入乙腈提取
2. 净化:加入MgSO₄和NaCl离心分层,取上清液经PSA吸附剂净化
3. 浓缩:40℃氮吹浓缩至近干,乙腈定容
4. 仪器条件:C18色谱柱,0.3 mL/min流速,梯度洗脱
5. 质谱监测:采用MRM模式,每个目标物监测2对离子对
特别说明 1. 乙腈中69种农药混标溶液需按标准附录B配制工作曲线(5~6个浓度点)
2. 不同基质需进行补偿效应评估(如色素含量高的样品需增加净化步骤)
3. 甲胺磷等热不稳定农药需优化离子源温度
4. 每12小时需进行仪器校准(质量精度±0.1 Da)

以上信息仅供参考,请以相应标准的原文为准!