Search result for: barium*

Table showing details for barium*

Chemical	Category & User Codes	DG Class	DG PG	UN CAS No	Guidance notes
barium*  . . . metal	Tch 1 2 - - 5 - -	4.3 DHS CW   Hazardous Chemical	II	1400 7440-39-3	Highly toxic if ingested or by skin contact; evolves flammable hydrogen gas on contact with water; surface coating of barium hydroxide is corrosive to skin and eyes. Use in a fume cupboard if practicable, otherwise use small quantities in a well-ventilated area. Use eye and skin protection when splashes are possible. The metal is very difficult to cut (unlike sodium) and reacts similarly to calcium. 14 See also METALS, ACTIVE.