SPE 500mg GCB + 500mg PSA 6mL PK30 Back Catalog number: 5701 Availability: In the manufacturer's stock Price on request - + Recommended 2824 SEROLOGICAL PIPETTE 25ML (2x50 pcs) Price on request 2650 INOCULATING LOOPS 1 µl (20 pcs) Price on request 693 STIRRES FOR BALLONS PTFE, 122mm Price on request