Natural Sodium Sulphate Anhydrous 99%
Physical and chemical properties: white monoclinic crystal or powder.The relative density is 2.68.Melting point is 884 ºC.Soluble in water, aqueous solution is alkaline.Soluble in glycerin, insoluble in ethanol.Exposure to air is easily hygroscopic and becomes aqueous sodium sulfate.Converted to hexagonal crystallization at 241ºC.High purity, fine particles of anhydrous matter known as sodium sulfate.
Use, used in the manufacture of sodium sulfide, sodium silicate, also used in papermaking, glass, printing and dyeing, synthetic fiber, leather and other industries.
Specification:
Sodium sulphate Anhydrous
Appearance: white powder
Molecular Formula: Na2SO4
Molecular Weight: 142.03
CAS No.: 7757-82-6
EINECS No.: 231-820-9
It is mainly used in paper, leather, glass and so on.
NA2SO4: 99 % MIN
Ca AND Mg (MG): 0.15 % MAX
IRON CONTENI (Fe): 0.002 % MAX
MOISTURE: 0.2 % MAX
WATER INSOLUBLES: 0.05 % MAX
WHITE DEGREE: 80 % MIN
PH VALUE: 9-11.
Molecular formula:Na2O4S
molecular weight:142.03
CAS#:7757-82-6
Density: 2.7
Melting point: 884-885 °C
Boiling point: 1700 °C
| Item: | Test Results |
| Na2SO4 | 99.0% |
| Water | 0.03% |
| Water Insoluble | 0.01% |
| Ca+Mg | 0.028% |
| Chloride | 0.29% |
| Fe | 0.00010% |
| Na2Co3 | 0.19% |
| PH | 10.3 |
| Whiteness | 87 |
Pcakge&Delivery
| Packaging Details | 1kg or 5kgs/Aluminium bag,
25kgs/drum,
25 tons/20ft
Packing as your request, with photos before delivery.
Our professional forwarder could confirm goods arrives you without custom problems. |
| shipping | Within 7 working days upon the receipt of payment. |
