POTASSIUM METABISULFITE CAS 16731-55-8

dipotassiumdisulfite;dipotassiummetabisulfite;Disulfurousacid,dipotassiumsalt;potassiummetabisulphate;pyrosulfurousacChemicalbookid,dipotassiumsalt;POTASSIUMMETABISULFITEREAGENT;POTASSIUMMETABISULFITE,CRYSTAL,FCC;POTASSIUMMETABISULFITE,CRYSTAL,NF

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Model:
16731-55-8
Brand:
bosschem
Code:
16731-55-8

Product Description

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%

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公司信息

POTASSIUM METABISULFITE K2O5S2 16731-55-8

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Controllable quality

Each batch comes with TDS/MSDS/COA; accepts third-party testing (SGS, etc.)

Chemical detection methods

Spectroscopic Analysis Methods

Ultraviolet-Vis Spectrophotometry (UV-Vis)
Infrared Spectroscopy (IR/FTIR)
Atomic Absorption Spectroscopy (AAS)
X-ray Fluorescence Spectroscopy (XRF)
Nuclear Magnetic Resonance Spectroscopy (NMR)

Chromatographic Analysis

Gas Chromatography (GC)
High Performance Liquid Chromatography (HPLC)
Ion Chromatography (IC)
Thin Layer Chromatography (TLC)

Mass Spectrometry Analysis

GC-MS / LC-MS/MS: Qualitative and Quantitative Analysis
ICP-MS: Trace Metal Elements (ppb Level)
TOF-MS: Precise Molecular Weight Determination

Electrochemical analysis methods

Polypotentiometric methods
Conductivity methods
Polarographic methods / Voltammetric methods
Coulometric analysis

Thermal Analysis Methods

Thermogravimetric Analysis (TGA)
Differential Scanning Calorimetry (DSC)
Differential Thermal Analysis (DTA)

Classical wet chemical analysis

Titration analysis
Gravity analysis