24-place Iso-Freeze MicroTube Rack with Lid Filled with temperature dependent gel Color Changes: Purple=Cold, Pink=Warm Hold 4°C for about 3.5 hours 1/pack, 6/case
Iso-Freeze MicroTube Rack with Lid 24-place Filled with temperature dependent gel Color Changes: Green=Cold, Yellow=Warm Holds 4°C for about 2.5 hours 1 rack/pack, 5 racks/case
96-place Iso-Freeze PCR Plate Racks Filled with temperature dependent gel SBS compliant for automation Color Changes: Purple=Cold, Pink=Warm Hold 4°C for about 2.5 hours 2/pack, 5/case
Iso-Freeze PCR Racks with Lid 96-place Filled with temperature dependent gel Color Changes: Green=Cold, Yellow=Warm Holds 4°C for about 3 hours with lid on, 2 racks/pack, 5 packs/case (10 racks)