potassium metabisulfite
Names
[ CAS No. ]:
16731-55-8
[ Name ]:
potassium metabisulfite
[Synonym ]:
POTASSIUM M-BISULFITE
Potassium Metabisulfite
POTASSIUM DISULFITE
potassium pyrosuifite
dipotassiumdisulfite
POTASSIUM BISULFITE
EINECS 240-795-3
POTASSIUMPYROSULPHITE
Dikaliumdisulfit
MFCD00167605
POTASSIUM BISULPHITE
Potassium pyrosulfite
POTASSIUM METABISULF
Potassium metabisulfite,Potassium pyrosulfite
Chemical & Physical Properties
[ Density]:
2.34 g/cm3
[ Melting Point ]:
190ºC
[ Molecular Formula ]:
K2O5S2
[ Molecular Weight ]:
222.32400
[ Exact Mass ]:
221.84600
[ PSA ]:
124.92000
[ LogP ]:
0.27220
[ Storage condition ]:
Store at +5°C to +30°C.
[ Water Solubility ]:
H2O: 0.1 M at 20 °C, clear, colorless
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- TT4920000
- CHEMICAL NAME :
- Potassium pyrosulfite
- CAS REGISTRY NUMBER :
- 16731-55-8
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 9
- MOLECULAR FORMULA :
- O5-S2.K2
- MOLECULAR WEIGHT :
- 222.32
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 35 gm/kg
- SEX/DURATION :
- female 49 day(s) pre-mating female 1-21 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
MUTATION DATA
- TEST SYSTEM :
- Rodent - rat
- DOSE/DURATION :
- 400 mg/kg
- REFERENCE :
- JJCREP Japanese Journal of Cancer Research. (Elsevier Science Pub. BV, POB 211, 1000 AE Amsterdam, Netherlands) V.76- 1985- Volume(issue)/page/year: 80,424,1989 *** REVIEWS *** IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 54,131,1992 IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 54,131,1992 IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 54,131,1992 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82177 No. of Facilities: 1935 (estimated) No. of Industries: 17 No. of Occupations: 13 No. of Employees: 5348 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 82177 No. of Facilities: 4265 (estimated) No. of Industries: 34 No. of Occupations: 45 No. of Employees: 33335 (estimated) No. of Female Employees: 10193 (estimated)
Safety Information
[ Symbol ]:
GHS05
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H318
[ Supplemental HS ]:
Contact with acids liberates toxic gas.
[ Precautionary Statements ]:
P280-P305 + P351 + P338
[ Hazard Codes ]:
Xi
[ Risk Phrases ]:
R31
[ Safety Phrases ]:
26-36
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
1
[ RTECS ]:
TT4920000
[ HS Code ]:
2832200000
Customs
[ HS Code ]: 2832200000
Articles
Talanta 147 , 162-8, (2015)
As the concentration of reducing sugars (RS) is controlled by European legislation for certain specific food and beverages, a simple and sensitive spectrophotometric method for the determination of RS...
Sulfite species enhance carbon monoxide release from CO-releasing molecules: implications for the deoxymyoglobin assay of activity.Anal. Biochem. 427(1) , 36-40, (2012)
Carbon monoxide-releasing molecules (CO-RMs) emulate the beneficial (e.g., anti-inflammatory) effects of CO in biology. CO release from CO-RMs is routinely determined in the presence of reduced deoxy-...
Improved synthesis of 2,2'-bipyrimidine.J. Org. Chem. 67(18) , 6550-2, (2002)
A high-yield synthesis was developed for the preparation of 2,2'-bipyrimidine (1) using the Ullmann coupling of 2-iodopyrimidine. The new procedure was also used for the preparation of 4,4',6,6'-tetra...