Can I use the preservation buffer for cell suspensions?Home FAQ Single Cell Kits sCelLiVE Tissue to Living Single Cell Suspension Kit Can I use the preservation buffer for cell suspensions?No. We find that the best solution for cell suspensions is cryopreservation for transportation or storage. Please be sure to check the best cryopreservation medium for your particular type of cells and also please be aware that we cannot guarantee the loss of some subtypes upon freezing.