... clear liquid to facilitate observation. B. High elastic piston: piston with special high-elasticity, low temperature rubber piston, in the sprayed ... residues, nurses will not inhale harmful residues of ethylene oxide gas, reduce the incidence of occupational diseases;c.stop by ... be stored in less than 80% relative humidity, non-corrosive gas, cool, dry, well ventilated, clean room.The company welcome ...