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乙腈中67种农药混标溶液(GB23200.121-2021-B),100μg/mL 67 Pesticide Mix Solution in Acetonitrile, 100μg/mL
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乙腈中67种农药混标溶液(GB23200.121-2021-B),100μg/mL 67 Pesticide Mix Solution in Acetonitrile, 100μg/mL

1ST020504-100A
需咨询
需咨询
1mL
2028-06-11
First Standard
100μg/mL
+
≥10
乙腈中67种农药混标溶液(GB23200.121-2021-B),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
1ST000363238410-11-2烯肟菌酯EnestroburinNoneC22H22ClNO4399.87
1ST000820907204-31-3氟唑菌酰胺FluxapyroxadNoneC18H12F5N3O381.29
1ST15680239491-78-6Z-氰烯菌酯Z-phenamacrilNoneC12H12N2O2216.24
1ST2005317040-19-6内吸磷-S-甲基-砜Demeton-S-methyl sulfoneNoneC6H15O5PS2262.28
1ST2006555-38-9倍硫磷FenthionNoneC10H15O3PS2278.33
1ST20095563-12-2乙硫磷EthionNoneC9H22O4P2S4384.48
1ST20106115-90-2丰索磷FensulfothionNoneC11H17O4PS2308.35
1ST2010813194-48-4灭线磷EthoprophosNoneC8H19O2PS2242.34
1ST201092497-06-5乙拌磷砜Disulfoton-sulfoneNoneC8H19O4PS3306.39
1ST201102497-07-6乙拌磷亚砜Disulfoton-sulfoxideNoneC8H19O3PS3290.39
1ST201148065-48-3内吸磷Demeton O&SNoneC8H19O3PS2258.34
1ST201213761-42-0倍硫磷砜Fenthion sulfoneNoneC10H15O5PS2310.33
1ST201222104-64-5苯硫磷EPNNoneC14H14NO4PS323.30
1ST201523761-41-9倍硫磷亚砜Fenthion sulfoxideNoneC10H15O4PS2294.33
1ST2015438260-54-7乙嘧硫磷EtrimfosNoneC10H17N2O4PS292.29
1ST201742540-82-1安果磷FormothionNoneC6H12NO4PS2257.27
1ST20178298-04-4乙拌磷DisulfotonNoneC8H19O2PS3274.41
1ST2020980844-07-1醚菊酯EtofenproxNoneC25H28O3376.49
1ST2022239515-41-8甲氰菊酯FenpropathrinNoneC22H23NO3349.42
1ST2022651630-58-1氰戊菊酯FenvalerateNoneC25H22ClNO3419.90
1ST2023270124-77-5氟氰戊菊酯FlucythrinateNoneC26H23F2NO4451.46
1ST2029072490-01-8苯氧威FenoxycarbNoneC17H19NO4301.34
1ST20305120068-37-3氟虫腈FipronilNoneC12H4Cl2F6N4OS437.15
1ST20306120067-83-6氟虫腈硫化物Fipronil sulfideNoneC12H4Cl2F6N4S421.15
1ST20308120068-36-2氟虫腈砜Fipronil sulfoneNoneC12H4Cl2F6N4O2S453.15
1ST20309181587-01-9乙虫清EthiproleNoneC13H9Cl2F3N4OS397.20
1ST20315101463-69-8氟虫脲FlufenoxuronNoneC21H11ClF6N2O3488.77
1ST2034186479-06-3氟铃脲HexaflumuronNoneC16H8Cl2F6N2O3461.14
1ST2035378587-05-0噻螨酮HexythiazoxNoneC17H21ClN2O2S352.88
1ST20362158062-67-0氟啶虫酰胺FlonicamidNoneC9H6F3N3O229.16
1ST20365272451-65-7氟苯虫酰胺FlubendiamideNoneC23H22F7IN2O4S682.39
1ST20436944-22-9地虫硫磷FonofosNoneC10H15OPS2246.33
1ST20439301-12-2亚砜磷Oxydemeton-methylNoneC6H15O4PS2246.28
1ST20450919-86-8内吸磷-S-甲基Demeton-S-methylNoneC6H15O3PS2230.29
1ST204802496-92-6内吸磷-S-亚砜Demeton-S-sulfoxideNoneC8H19O4PS2274.34
1ST20502205650-65-3氟甲腈Fipronil desulfinylNoneC12H4Cl2F6N4389.08
1ST206396552-21-2氧丰索磷Fensulfothion-oxonNoneC11H17O5PS292.29
1ST206406132-17-8氧丰索磷砜Fensulfothion-oxon-sulfoneNoneC11H17O6PS308.29
1ST2064114255-72-2丰索磷砜Fensulfothion-sulfoneNoneC11H17O5PS2324.35
1ST206622496-91-5内吸磷-S-砜Demeton-S-sulfoneNoneC8H19O5PS2290.34
1ST2107579622-59-6氟啶胺FluazinamNoneC13H4Cl2F6N4O4465.09
1ST21079239110-15-7氟吡菌胺FluopicolideNoneC14H8Cl3F3N2O383.58
1ST21081131341-86-1咯菌腈FludioxonilNoneC12H6F2N2O2248.19
1ST2114467564-91-4丁苯吗啉FenpropimorphNoneC20H33NO303.48
1ST21151161326-34-7咪唑菌酮FenamidoneNoneC17H17N3OS311.40
1ST2115823947-60-6乙嘧酚EthirimolNoneC11H19N3O209.29
1ST2117979983-71-4己唑醇HexaconazoleNoneC14H17Cl2N3O314.21
1ST2118085509-19-9氟硅唑FlusilazoleNoneC16H15F2N3Si315.39
1ST2125367306-00-7苯锈啶FenpropidinNoneC19H31N273.46
1ST2126317109-49-8敌瘟磷EdifenphosNoneC14H15O2PS2310.37
1ST21299366815-39-6烯肟菌胺FenaminstrobinNoneC21H21Cl2N3O3434.32
1ST21304133855-98-8氟环唑EpoxiconazoleNoneC17H13ClFN3O329.76
1ST21315658066-35-4氟吡菌酰胺FluopyramNoneC16H11ClF6N2O396.71
1ST21369473798-59-3胺苯吡菌酮FenpyrazamineNoneC17H21N3O2S331.43
1ST2207666441-23-4恶唑禾草灵(乙酯)Fenoxaprop-ethylNoneC18H16ClNO5361.78
1ST2219851235-04-2环嗪酮HexazinoneNoneC12H20N4O2252.31
1ST2222126225-79-6乙氧呋草黄EthofumesateNoneC13H18O5S286.34
1ST2224577501-90-7乙羧氟草醚Fluoroglycofen-ethylNoneC18H13ClF3NO7447.75
1ST22265330-54-1敌草隆DiuronNoneC9H10Cl2N2O233.09
1ST22300100784-20-1氯吡嘧磺隆Halosulfuron-methylNoneC13H15ClN6O7S434.81
1ST22321126801-58-9乙氧磺隆EthoxysulfuronNoneC15H18N4O7S398.39
1ST22353142459-58-3氟噻草胺FlufenacetNoneC14H13F4N3O2S363.33
1ST2235498967-40-9唑嘧磺草胺FlumetsulamNoneC12H9F2N5O2S325.29
1ST22499117337-19-6嗪草酸甲酯Fluthiacet-methylNoneC15H15ClFN3O3S2403.88
1ST22680412928-75-7氟吡磺隆FlucetosulfuronNoneC18H22FN5O8S487.47
1ST2400468157-60-8氯吡脲ForchlorfenuronNoneC12H10ClN3O247.68
1ST25062134098-61-6(E)-唑螨酯(E)-FenpyroximateNoneC24H27N3O4421.49

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标准解读(附录B:67种农药混标溶液)
标准名称及标准号

GB 23200.121-2021《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》

适用范围

适用于植物源性食品(蔬菜、水果、谷物等)中67种农药残留的定量检测,包括有机磷、氨基甲酸酯、三唑类等常见农药

核心检测方法

QuEChERS前处理结合液相色谱-串联质谱法(LC-MS/MS):
1. 乙腈提取目标农药
2. 分散固相萃取净化
3. 色谱柱分离(C18柱)
4. 多反应监测模式(MRM)检测

检出限与定量限

• 方法检出限(MDL):0.001~0.01 mg/kg
• 定量限(LOQ):0.01~0.05 mg/kg
• 具体指标需根据仪器性能和基质类型验证确定

质控样品要求

• 每批次样品需包含空白对照
• 每20个样品插入1个加标质控样(加标浓度0.01~0.1 mg/kg)
• 回收率控制范围:70%~120%
• 连续进样中标准溶液响应值偏差≤20%

关键实验步骤

1. 试样制备:均质后取2.0±0.05g样品
2. 提取:加入10mL乙腈(含1%乙酸)振荡提取
3. 净化:加入MgSO₄和PSA吸附剂离心净化
4. 上机分析:进样量5~10μL,柱温40℃
5. 质谱条件:ESI+/-电离模式,毛细管电压3.5kV

特别说明

• 乙腈中67种农药混标溶液需-18℃避光保存
• 基质效应显著时需采用基质匹配标准曲线
• 注意农药的离子化抑制/增强效应
• 附录B规定了混标溶液的组分浓度和溶剂要求
• 当检出阳性样品时需用不同离子对复核

以上信息仅供参考,请以相应标准的原文为准!