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Chloride
 
 
 

 

 
ADD:NO.189 xinda road,Hebei Distric,
Tianjin P,R.China
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Product Name :sodium carbonate


Category:CarbonateCarbonate

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molecular formula: Na2CO3

CAS: 497-19-8

Appearance:

White powder

Properties:

Water insoluble, white powder or small particles. Has the water absorbability, absorbs moisture in the air gradually becoming a hydrate. The relative density 2.532. 400 ℃ start decomposing. Melting point 851 ℃, soluble in water, soluble in alcohol.

Use:

Analytics reagents, such as make reference reagent, sample dissolution fire-resistant and precipitation agent, the slow granule, emission spectral analysis sample volatilize. Also used in the preparation of sodium salt, sodium glass and film print wash.

Details:

Test item

Specification

AR

CP

Assay (Na2CO3) /%

≥99.8

≥99.8

Clarify degrees test

Conform

Conform

Water insoluble/%

≤0.01

≤0.02

Dry weightlessness /%

≤1.0

≤1.0

Chloride (Cl) /%

≤0.002

≤0.005

Sulfur compounds (SO4) /%

≤0.005

≤0.01

Nitrogen compounds (N) /%

≤0.001

≤0.002

Phosphate and Portland (SiO3) /%

≤0.006

≤0.013

Magnesium (Mg) /%

≤0.002

≤0.005

Aluminum  (Al) /%

≤0.003

≤0.01

Potassium (K) /%

≤0.005

≤0.02

Calcium (Ca) /%

≤0.01

≤0.02

Ferric (Fe) /%

≤0.000 5

≤0.001

Heavy metal (Pb) /%

≤0.000 5

≤0.001

We supply reagent grade pharmaceutical grade and industrial grade. If you are interested in our products please contact me.

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