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Nitrosodisulfonic acid,potassium salt (1:2) cas no:14293-70-0

Synonyms: Nitrosodisulfonicacid, dipotassium salt (8CI,9CI); Potassium nitrosodisulfonate (6CI,7CI);Dipotassium nitrosodisulfonate; Fremys salt; Fremy's salt; Nitroxide, disulfo,dipotassium salt; Potassium disulfonate nitroxyl; Potassium nitrosodisulfonate(K2(SO3)2NO); Potassium nitrosyldisulfonate; Potassium peroxylaminedisulfonate

Identification
NameNitrosodisulfonic acid,potassium salt (1:2)
CAS14293-70-0
SynonymsNitrosodisulfonicacid, dipotassium salt (8CI,9CI); Potassium nitrosodisulfonate (6CI,7CI);Dipotassium nitrosodisulfonate; Fremys salt; Fremy's salt; Nitroxide, disulfo,dipotassium salt; Potassium disulfonate nitroxyl; Potassium nitrosodisulfonate(K2(SO3)2NO); Potassium nitrosyldisulfonate; Potassium peroxylaminedisulfonate
EINECS(EC#)238-219-0
Molecular FormulaH2N O7 S2 . 2 K
Molecular Weight268.34
Chemical Properties
storage temp-20°C
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass4.3
Safety Data

Hazard Xn
Safety

Slow decomposition can lead to violent explosion during storage. When heated to decomposition it emits very toxic fumes of SOx, NOx, and K2O. See also NITROSO COMPOUNDS.
Safety Information of Potassium nitrosodisulfonate (CAS NO.14293-70-0):
Hazard Codes: XnHarmful
Risk Statements: 14-20/21/22
14:  Reacts violently with water
20:  Harmful by inhalation 
21:  Harmful in contact with skin 
22:  Harmful if swallowed 
Safety Statements: 36
36:  Wear suitable protective clothing  


Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 100mg/kg (100mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02970,

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