4.2 The most important symptoms and hazardous effects:
Its vapor may cause irritation to skin, cause irritation to eyes, Respiratory Hazard, inhibition to the central
nervous system.
4.3 The protection of first aiders:
The first aid personnel shall use Class C protective equipment and perform first aid at a safe zone.
4.4 Notes to physicians:
If swallowed, it may be considered to perform stomach lavage on the victim.