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| Sodium sulphate, "Pure" (P) "Pro analysi" (P.A.)
and "Chemically pure" (CH.P.)
Na2SO4
FSP 42-0006-4256-03
- Appearance:
Water soluble colourless crystalline powder.
- Package:
Polypropylene bags, net weight 35 kg.
- Fields of application:
- medicine;
- laboratory;
- chemical industry;
- textile industry;
- glass industry;
- ceramic industry;
- tanning industry;
- pulp and paper indusrty.
- Storage:
Store in protected ware-houses in a package suggested by a manufacturer. Guarantee
storage period is 3 years from the date of production.
Specifications
| Fraction of total mass,% |
|
CH.P. |
P.A. |
P |
| - sodium sulphate (Na2SO4) |
min |
99,5 |
99,5 |
99,0 |
| - los at calcination |
max |
0,2 |
0,2 |
0,5 |
| - substances insoluble in water |
max |
0,005 |
0,005 |
0,010 |
| - ammonia (NH4) |
max |
0,0005 |
0,0005 |
0,0005 |
| - nitrates (NO3) |
max |
0,0005 |
0,0005 |
0,0010 |
| - phosphates (PO4) |
max |
0,0005 |
0,0010 |
0,0020 |
| - chloridesõëîðèäîâ (Cl) |
max |
0,0005 |
0,0010 |
0,0050 |
| - ferrum (Fe) |
max |
0,0005 |
0,0010 |
0,0020 |
| - potassium (K) |
max |
0,002 |
0,010 |
non rated |
| - calcium (Ca) |
max |
0,002 |
0,005 |
0,020 |
| - magnesium (Mg) |
max |
0,001 |
0,005 |
0,010 |
| - arsenic (As) |
max |
0,00004 |
0,00010 |
0,00010 |
| - heavy metals (Pb) |
max |
0,0005 |
0,0005 |
0,0020 |
| - substances redusing iodine |
max |
0,002 |
non rated |
non rated |
| ðH of 5% solution |
|
5-8 |
5-8 |
5-8 |
|
| ::
Sodium sulphate, "Pure" (P) "Pro analysi" (P.A.) and "Chemically
pure" (CH.P.) |
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