Detailed Description: |
Cas No. :497-19-8;7542-12-3
(1)Product Name: Soda, Soda Ash, Sodium Carbonate, Soda Calcined
(2)Molecular Formula: Na2CO3
(3)Appearance: white crystalline powder
(4)Properties: easily soluble in water; aqueous solution is basic with release of heat, easy deliquescence; reacts with acids to form salts.
(5)Use: widely used in chemical engineering, glass, paper making, printing & dyeing, synthesis of detergents, petro-chemicals, food, medical area etc.
(6)Packing: 25kgs/woven bag; 50kgs/woven bag
(7)Quality Standard: GB210-92 industrial sodium carbonate
Item
|
Class Ⅱ
|
Best Quality
|
First Quality
|
Qualifier
|
Total Alkali(as Na2CO3 in dry basis, mass fraction)% ≥
|
99.2
|
98.8
|
98.0
|
Sodium chloride(as NaCl in dry basis, mass fraction)Assay% ≤
|
0.70
|
0.90
|
1.20
|
Fe mass fraction(dry basis)% ≤
|
0.0035
|
0.006
|
0.010
|
Sulphate(as SO4 in dry basis, mass fraction)% ≤
|
0.03
|
--
|
--
|
Mass fraction of water insolubles % ≤
|
0.03
|
0.10
|
0.15
|
Loss on ignition, % ≤
|
0.8
|
1.0
|
1.3
|
Bulk density (g/ml) ≥
|
0.90
|
0.90
|
0.90
|
Granularity, residue on sieve 180μm % ≥
|
70.0
|
65.0
|
60.0
|
--
|
--
|
|
|