Product Name: Sodium nitrite
Category: Inorganic chemical/inorganic salt
CAS NO: 7632-00-0
EC NO: 231-555-9
UN NO: 1500
Molecular Formula: NaNO2
H.S code: 283410 0000
1.Product introduction
Properties :white or yellowish crysta, density 2.168,melting point 271, easy dissolve in water alcohol , micro-dissolve in ether, delique- scence,noxious.decomposition tempreture is 320,It can inflammation and explosive while mixed with orgnic compound .It has oxidation and reduction susceptibility ,easy become diazoamino compounds with amino under low tempreture.
Usage: Used as raw material for the making of nitrocompounds, azo dyes; as mordant for textile dyeing, as metal thermal treatment agent, as electro-plating corrosion inhibitor etc.
Packing: 25kg plastic woven bag, 50kg/500kg/1000kg flexible freight bag .
2.Technology standard: GB2367- 2016
Specifications:
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Index i tem
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Index
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|
Superior quality
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First grade quality
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Qualifi ed
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|
Sodium nitrite (dry basis): %≥
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99.0
|
98.5
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98 .0
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|
Moisture: %≤
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1.4
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2.0
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2.5
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Chlorides (Nacl)Assay (dry basis): %≤
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0.1 0
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0. 17
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-
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|
Nsol. in water : %≤
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0.05
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0.06
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0.1 0
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|
Sodium nitrate ( dry basis): %≤
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0.8
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1.3
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-
|
|
Looseness: %≥
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85
|
 
 
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