| detailed description: |
cas no. :497-19-8;7542-12-3
property : the pure product of anhydrous sodium carbonate is white powder or grain, melting point is 851℃, relative density is 2.532, easy to dissolve in water;less to dissolve in ethanol;not dissolve in propyl alcohol.
molecular formula: na2co3
molecule weight: 105.98
cas no.: 497-19 - 8
appearance: white powder or fine crystal .
specification :
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item
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quality index
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dense
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light
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total alkali( as na2co3 )
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99.2% min
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99.2 % min
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sulphate ( as so4)
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0.03 % max
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0.03% max
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chlorides ( as nacl)
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0.7% max
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0.7 % max
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iron ( as fe2o3 )
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0.004% max
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0.004% max
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water insoluble
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0.04% max
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0.04% max
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ignition loss
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0.80% max
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0.80% max
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bulk density
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0.9 g/ml min
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0.65 g/ml min
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application : widely used in manufacture of chemicals and metallurgy, medicine, petroleum, leather processing, textile , printing and dyeing, foodstuff, photograph, glass, enamel and paper industry, etc, as well as for treatment water.
packing : packed in plastic woven bag of 25kg/40kg/50kg 750kg/1000kg net each , or as per the buyer's requirement .
storage: store in dry, air proof and low temperature condition.
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