The first part

The secondly part
The thirdly part
The fouth part
  Dyestuff intermediates
  organism
  Mineral
  SODIUM NITRITE
  Formula:NaNO2
M.W.:69.00(According to Intermational Atomic Weight in 1995)

The product accords with the National standard of GB2367-90 GB/T19001-2000 idt ISO9001:2000 Standard Registration Number:SC07 dated: 24.8.200

Specifications Ist grade
Some items are superior to the National Standard
NaNO2(as bry basis)% 99.0min
NaNO3(as bry basis)% 0.80max
Insoluble matters in water,% 0.05max
Moisture,% 1.8max
Chlorides (as CL,on bry base),% 0.10max
Property:White crystals with slight yelow;SP.Gr.2.17(20),M.P.271,soluble in water,slightly soluble in alcohol and ether,deliquescence,when heated at 320 ,decomposes to O2.N2,Na2O NO or NO2.Easily burn and explode when mixed with organic materials.It gives off nitrogen oxide when burns.Absorbs oxygen from air ,evolves as NaNO2,It is strong poison,do not contact with skin to avoid pollution or toxicant.

Uses:Mainly used for manufacture of nitrocompound,azodye,bleaching agent,mordant and heat treatment of metal etc.

Packing:In 25kgs net in PP/PE bag.There is a mark for dagerous materials on outer bag.

Cautions:Away from organic compoud,combustible substances,strong reductant and food.Store in a dry and cool place.Keep away from sunlight and damp.
 
 


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