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Supel™ Swift HLB SPE Tubes, weight 200 mg (bed), volume 6 mL, pk of 30 ea
Supel™ Swift HLB SPE Tubes, weight 60 mg (bed), volume 3 mL, pk of 54 ea
Supel™ Swift HLB SPE Tubes, weight 30 mg (bed), volume 1 mL, pk of 108 ea