Heptachlor-exo-epoxide(cis-,isomer B) in acetone
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Heptachlor-exo-epoxide (cis-.isomer B)
BePure-23251 | 10mg
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环氧七氯(顺式异构体B)|cis-Heptachlor-exo-epoxide (isomer B) cis-Heptachlor-exo-epoxide (isomer B)
DRE-A14101000TO-1000 | 1ML
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环氧七氯(顺式异构体B)|cis-Heptachlor-exo-epoxide (Isomer B) cis-Heptachlor-exo-epoxide (Isomer B)
DRE-XA14101000CY | 1ml
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环氧七氯(顺式异构体B)|cis-Heptachlor-exo-epoxide (Isomer B) cis-Heptachlor-exo-epoxide (Isomer B)
DRE-XA14101000ME | 1ml
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环氧七氯(顺式异构体B)|cis-Heptachlor-exo-epoxide (isomer B) cis-Heptachlor-exo-epoxide (isomer B)
DRE-L14101000CY | 10ml
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环氧七氯(顺式异构体B)|cis-Heptachlor-exo-epoxide (isomer B) cis-Heptachlor-exo-epoxide (isomer B)
DRE-C14101000 | 10mg
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Heptachlor-exo-epoxide(lsomer B) in acetone
BWQ8783-2016 | 1.2mL
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手机版:丙酮中外环氧七氯B溶液标准物质/GB/T 5750.8-2023
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2. 明确色谱柱应选用弱极性或中等极性毛细管柱(如DB-5MS)
3. 要求质谱检测器采用选择离子监测模式(SIM),定量离子为m/z 353
2. 明确净化步骤需采用弗罗里硅土柱
3. 色谱条件要求程序升温:初始80℃保持1min,以20℃/min升至280℃保持5min
2. 要求QuEChERS方法进行前处理
3. 明确二级质谱特征离子对为353>263和353>281
以上信息仅供参考,请以相应标准的原文为准!