Freezing Material Without Electricity

ArticleinJournal of Parasitology 92(5):1103 · November 2006with4 Reads
Impact Factor: 1.23 · DOI: 10.1645/GE-890R.1 · Source: PubMed


    When collecting in the field, biological samples can be kept cool at 0 C in ice slush, or frozen at -20 C in a crushed ice + salt (NaCl) cold mixture, in well-insulated containers, for several hours or days.