potassium nitrosodisulfonate

Names

[ Name ]:
potassium nitrosodisulfonate

[Synonym ]:
UNII-1989UAX6B9
EINECS 238-219-0
Dipotassium nitrosodisulfonate
Nitrosodisulfonic acid, dipotassium salt
MFCD00010878
potassium nitrosodisulfonate
Dipotassium (disulfonatoamino)oxidanyl
Fremy's salt
Frémy's salt
dipotassium nitrosodisulphonate
Nitroxide, disulfonato-, potassium salt (1:2)

Chemical & Physical Properties

[ Molecular Formula ]:
K₂NO₇S₂

[ Molecular Weight ]:
268.329

[ Exact Mass ]:
267.839020

[ PSA ]:
134.40000

[ Storage condition ]:
-20°C

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QZ1300000

CHEMICAL NAME :: Nitrosodisulfonic acid, dipotassium salt

CAS REGISTRY NUMBER :: 14293-70-0

LAST UPDATED :: 198909

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: N-O7-S2.2K

MOLECULAR WEIGHT :: 268.33

WISWESSER LINE NOTATION :: .KA2.S-O3*2.N-O

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 100 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02970

Safety Information

[ Symbol ]:

GHS02, GHS07

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H260-H302 + H312 + H332

[ Supplemental HS ]:
Reacts violently with water.

[ Precautionary Statements ]:
P223-P231 + P232-P280-P370 + P378-P422

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xn

[ Risk Phrases ]:
14-20/21/22

[ Safety Phrases ]:
36

[ RIDADR ]:
UN 2813 4.3/PG 1

[ WGK Germany ]:
3

[ RTECS ]:
QZ1300000

[ Packaging Group ]:
II

[ Hazard Class ]:
4.3

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