What is the difference between DetachKit (C-41200) and DetachKit-2 (C-41202)?

Both Kits contain HepesBSS, trypsin/EDTA, and Trypsin Neutralizing Solution (TNS). In DetachKit (C-41200), the concentration of trypsin/EDTA is 0.04% / 0.03%. In DetachKit-2 (C-41202), it is reduced to 0.025% trypsin / 0.01% EDTA. HepesBSS and TNS concentrations are identical in both Kits.