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SPME fiber assembly Carboxen/Polydimethylsiloxane (CAR/PDMS), df 75 ฮผm(CAR/PDMS, for use with manual holder, needle size 24 ga
SPME fiber assembly Carboxen/Polydimethylsiloxane (CAR/PDMS), df 75 ฮผm(CAR/PDMS, needle size 24 ga, for use with autosampler