PosiStop Pipette tip, 20ul, Low-retention, Sterile, graduated, 96/refill, 10 refills box, 10 boxes case
PosiStop Pipette tip, 20ul, Low-retention, Sterile, graduated, 96/refill, 10 refills box, 10 boxes case
PosiStop Pipette tip, 20ul, Low-retention, Sterile, graduated, 96/refill, 10 refills box, 10 boxes case

