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POTASSIUM METABISULFITE CAS NO.16731-55-8
- Min.Order: 1 Gram
- Payment Terms: T/T,MoneyGram,Other
- Product Details
Keywords
- POTASSIUM METABISULFITE
- 16731-55-8
- 99% purity
Quick Details
- ProName: POTASSIUM METABISULFITE
- CasNo: 16731-55-8
- Molecular Formula: K2O5S2
- Appearance: White to slightly yellowish fine cryst...
- Application: intermediate
- DeliveryTime: large stock
- PackAge: According to the need to packing
- Port: Shanghai
- ProductionCapacity: 100 Kilogram/Month
- Purity: 99% purity
- Storage: sealed,dry,low temperature
- Transportation: air,sea and courier
- LimitNum: 1 Gram
- Grade: Industrial Grade,Pharma Grade,Electron...
Superiority
POTASSIUM METABISULFITE Basic information
Product Name: POTASSIUM METABISULFITE
Synonyms: dipotassiumdisulfite;dipotassiummetabisulfite;Disulfurousacid,dipotassiumsalt;potassiummetabisulphate;pyrosulfurousacid,dipotassiumsalt;POTASSIUM METABISULFITE REAGENT;POTASSIUMMETABISULFITE,CRYSTAL,FCC;POTASSIUMMETABISULFITE,CRYSTAL,NF
CAS: 16731-55-8
MF: K2O5S2
MW: 222.32
EINECS: 240-795-3
Product Categories:
Mol File: 16731-55-8.mol
Details
POTASSIUM METABISULFITE Chemical Properties
Melting point 190°C
density 2.34 g/cm3
vapor density 2.3 (vs air)
storage temp. Store at +5°C to +30°C.
solubility H2O: 0.1 M at 20 °C, clear, colorless
form Powder/Solid
Specific Gravity 2.3
color White to slightly yellow
Odor Odorless
PH 2.5-4.5 (25℃, 0.1M in H2O)
PH Range 3-4.5 at 22.2 g/l at 25 °C
Water Solubility Soluble in water. Insoluble in ethanol.
λmax 267nm(H2O)(lit.)
Sensitive Air Sensitive
Decomposition 150°C
Merck 14,7645
EPA Substance Registry System Disulfurous acid, potassium salt (1:2) (16731-55-8)
Safety Information
Hazard Codes Xi
Risk Statements 31-36/37/38-41
Safety Statements 26-36-39
WGK Germany 1
RTECS TT4920000
F 23
TSCA Yes
HS Code 28322000
Hazardous Substances Data 16731-55-8(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 2300 mg/kg