Substance Details
Classification information
(1)UN Number
2624
(2)Proper Shipping Name
MAGNESIUM SILICIDE
(3)Class or division
4.3
(4)Subsidiary risks
-
(5)Packing group
II
(6)Special provisions
-
(7a)Limited quantities
500 g
(7b)Excepted quantities
(15)EmS
Packing Information
(8)Packing instructions
(9)Packing provisions
PP31 PP40
(10)IBC Instructions
(11)IBC Provisions
B4 B21
(13)Tank instructions
(14)Tank provisions
TP33
Stowage and Segregation Information
(16a)Stowage and handling
Category: B
SW5
If under deck, stow in a mechanically ventilated space.
H1
Keep as dry as reasonably practicable.
(16b)Segregation
SG26
In addition: from goods of classes 2.1 and 3 when stowed on deck of a containership a minimum distance of two container spaces athwartship shall be maintained, when stowed on ro-ro ships a distance of 6 m athwartship shall be maintained.
Properties and Observations

White powder or crystals. Reacts with water or steam, evolving hydrogen, a flammable gas. In contact with acids, evolves silane, a spontaneously flammable gas.

Package labels and marks
4.3
For marking and labelling of packages, including IBCs see section 5.2.