High purity Sodium carbonate anhydrous with good quality

Product Name:

Sodium carbonate

Synonyms:

SODIUN THIOSULFATE;SODIUM THIOSULPHATE;SODIUM THIOSULFATE, 2.00 N;SULFITE STANDARD;497-19-8;Bisodium carbonate;bisodiumcarbonate;Calcined

CAS:

497-19-8

MF:

CNa2O3

MW:

105.99

Mol File:

497-19-8.mol

Chemical Properties

melting point 

851 °C(lit.)

boiling point 

1600°C

density 

2.53g/cm3

flashing point 

169.8 °C

vapor pressure 

2.58E-05 mmHg at 25°C

refractive index 

1.535

storage temp. 

2-8°C

solubility 

H2O: 1 M at 20 °C, clear, colorless

Water Solubility 

22 g/100 mL (20 ºC)

Sensitive 

Hygroscopic

Stability

Stable. Incompatible with powdered alkaline earth metals, aluminium, organic nitro compounds, fluorine, alkali metals, nonmetallic oxides, concentrated sulfuric acid, oxides of phosphorus.

Specification

Index name

First
Grade 

Second
Grade

Three
Grade

Standard

Content/%

≥99.8

≥99.8

≥99.8

As per your requirement

Clarity test

Qualified

Qualified

Qualified

Water insoluble matter/%

≤0.005

≤0.01

≤0.02

Loss on drying/%

≤0.5

≤1.0

≤1.0

Chloride(as Cl)/%

≤0.001

≤0.002

≤0.005

Sulfate(as SO4)/%

≤0.003

≤0.005

≤0.01

Nitrogen(as N) /%

≤0.001

≤0.001

≤0.002

Phosphate and Silicate
(as SiO3) /%

≤0.0025

≤0.006

≤0.013

Magnesium(Mg)/%

≤0.0005

≤0.002

≤0.005

Aluminum(Al)/%

≤0.001

≤0.003

≤0.01

Potassium(K)/%

≤0.005

≤0.005

≤0.02

Calcium(Ca)/%

≤0.005

≤0.01

≤0.02

Iron(Fe)/%

≤0.0003

≤0.0005

≤0.001

Heavy Metal(as Pb)/%

≤0.0005

≤0.0005

≤0.001