8 kinds of organochlorine pesticide quality control substances in solid waste
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8 kinds of organochlorine pesticide quality control substances in solid waste
RMU243 | 6支/套(10g/支)
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8 kinds of organochlorine pesticides quality control substances in sludge
RMU244 | 6支/套(10g/支)
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8 kinds of organochlorine pesticides quality control substances in sludge
RMU245 | 6支/套(10g/支)
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18 kinds of polychlorinated biphenyl quality control substances in solid waste
RMU250 | 6支/套(10g/支)
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18 kinds of polychlorinated biphenyl quality control substances in solid waste
RMU249 | 6支/套(10g/支)
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22 kinds of heavy metal quality control substances in solid waste
RMU006c | 40g/瓶
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17 kinds of heavy metal (leachate) quality control substances in solid waste
RMU100c | 1.5kg/瓶
8 kinds of organochlorine pesticide quality control substances in solid waste
140
19
β-六六六(β-666)
157
20
γ-六六六(γ-666)
232
31
δ-六六六(δ-666)
180
22
4,4'-滴滴伊(p,p'-DDE)
38
4,4'-滴滴滴(p,p'-DDD)
285
39
151
31
238
46
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2. 萃取溶剂选择正己烷-丙酮混合液(1:1)
3. 净化阶段使用硅胶柱去除脂类干扰
4. GC-MS条件优化(如色谱柱选择DB-5MS,程序升温)
2. 基质复杂时需增加净化步骤
3. 定期校准质谱检测器灵敏度
4. 艾氏剂与狄氏剂易光解,需避光操作
以上信息仅供参考,请以相应标准的原文为准!