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GCMS性能检查测试标准物质 3# (p,p'-DDT),100 ppm(mg/L)1 mL

GCMS性能检查测试标准物质 3# (p,p'-DDT),100 ppm(mg/L)1 mL

型号:化学试剂
货号:208-09590
规格一:
  • 1mL
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