• ???@lemmy.worldBannedEnglish
    1·
    2 years ago

    Doesn’t sub zero just mean below zero temperatures?

    • barsoap@lemm.eeEnglish
      2·
      2 years ago

      -60 to -80C for long-term storage, two weeks at -15 to -25 (those are standard pharmaceutical freezer temperatures, five days at fridge temperatures.