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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 |
Mol File: | 16731-55-8.mol |
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 |
PH | 2.5-4.5 (25℃, 0.1M in H2O) |
Odor | Odorless |
PH Range | 3-4.5 at 22.2 g/l at 25 °C |
Water Solubility | Soluble in water. Insoluble in ethanol. |
Sensitive | Air Sensitive |
λmax | 267nm(H2O)(lit.) |
Decomposition | 150°C |
Merck | 147,645 |
EPA Substance Registry System | Disulfurous acid, potassium salt (1:2) (16731-55-8) |
Product Name: | POTASSIUM METABISULFITE |
Synonym: | dipotassiumdisulfite |
CAS: | 16731-55-8 |
MF: | K2O5S2 |
MW: | 222.32 |
Melting Point: | 190°C |
Density: | 2.34 g/cm3 |
Purity: | 99% |
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 |
Mol File: | 16731-55-8.mol |
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 |
PH | 2.5-4.5 (25℃, 0.1M in H2O) |
Odor | Odorless |
PH Range | 3-4.5 at 22.2 g/l at 25 °C |
Water Solubility | Soluble in water. Insoluble in ethanol. |
Sensitive | Air Sensitive |
λmax | 267nm(H2O)(lit.) |
Decomposition | 150°C |
Merck | 147,645 |
EPA Substance Registry System | Disulfurous acid, potassium salt (1:2) (16731-55-8) |
Product Name: | POTASSIUM METABISULFITE |
Synonym: | dipotassiumdisulfite |
CAS: | 16731-55-8 |
MF: | K2O5S2 |
MW: | 222.32 |
Melting Point: | 190°C |
Density: | 2.34 g/cm3 |
Purity: | 99% |