57299-U SPME 50/30µm DVB/CAR/PDMS, StableFlex (2cm), needle size 23 ga, Autosampler, pk of 3,
57299-U SPME 50/30µm DVB/CAR/PDMS, StableFlex (2cm), needle size 23 ga, Autosampler, pk of 3,
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