... No blister, no drop, allow light discolorOil resistance(120#oil, 7d)No blister, no drop, allow light discoloralkali resistance (10% NaOH, ... 48h)No blister, no drop, allow light ... discoloracid resistance(10% H2SO4, 48h)No blister, no drop, allow light discolorBrine resistance(3% NaCl ...