GBZ2.1-2007 - OELs for hazardous chemical agents (CN)
MAC CN (mg/m3) 0.5
H: 301 + 311 + 331Toxic if swallowed. Toxic in contact with skin. Toxic if inhaled.
H: 314Causes severe skin burns and eye damage.
H: 317May cause an allergic skin reaction
H: 335May cause respiratory irritation
H: 341Suspected of causing genetic defects.
H: 350May cause cancer.
H: 370Causes damage to organs (or state all organs affected, if known) (state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard).