cold chain
Vapour phase versus liquid phase storage
Liquid-phase nitrogen is colder and steadier but submerges tubes. Vapour phase avoids immersion and varies with height and lid openings.
8 October 2026 · 8 min read
Topic cluster
Cold chain and sample storage
Fridge, freezer and dry-ice practice for research samples, including heat, humidity and shipment constraints.
All topicsBuffers and laboratory water26Cell culture26Chromatography26Cold chain and sample storage26Cytometry and microscopy26DNA sequencing26Gels and blotting26Gene expression26Genome editing26Immunoassays26Laboratory labware26Laboratory safety26Liquid handling26Microbiology26Molecular cloning26Nucleic acid purification26PCR and amplification26Protein biochemistry26Proteomics26Research sourcing and study design26
cold chainfreezerssamplesshippingdry iceenzymesaliquotscryostorageprocurementalarmslabelssafetyfrostinventoryloggersnucleic acids
26 articles
cold chain
Ventilation when dry ice is in a small room
Dry ice in a small room releases carbon dioxide that pools low. Ventilate. This page is not a clearance to keep dry ice in an office.
8 October 2026 · 9 min read