Substance Details
Classification information
(1)UN Number
2949
(2)Proper Shipping Name
SODIUM HYDROSULPHIDE, HYDRATED with not less than 25% water of crystallization
(3)Class or division
8
(4)Subsidiary risks
-
(5)Packing group
II
(6)Special provisions
-
(7a)Limited quantities
1 kg
(7b)Excepted quantities
(15)EmS
Packing Information
(8)Packing instructions
(9)Packing provisions
-
(10)IBC Instructions
(11)IBC Provisions
B4 B21
(13)Tank instructions
(14)Tank provisions
TP2
Stowage and Segregation Information
(16a)Stowage and handling
(16b)Segregation
SG35
Stow "separated from" acids.
Properties and Observations

Colourless needles or yellow flakes. Soluble in water with a foul odour. Melting point: 52°C. Reacts violently with acids, evolving hydrogen sulphide, a toxic and flammable gas. Causes burns to skin, eyes and mucous membranes.

Package labels and marks
8
For marking and labelling of packages, including IBCs see section 5.2.