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Sodium thiosulphate pharma grade
Na2SO3
GOST 195-77
- Appearance:
Colourless transparent crystals.
- Package:
plastic boxes, weight 35 kg.
- Fields of Application:
- medicine as a detoxicator and a desensitizer ( injection solution, internal
use) and as insecticide for external use only;
- veterinary as a skin disease medicine;
- pharmaceutics to produce medicines and solutions of sodium thiosulphate.
- Storage:
Store in protected ware-houses far from heating appliances. Storage period is 5
years from the date of production.
Specifications
| Fraction of total mass, % |
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| - sodium thiosulphate Na2 S2O3 · 5H2O |
|
99,0-102,0 |
| - calcium (Ca) |
max |
absent |
| - sulphides (S) |
|
pass the point |
| - sulphates and sulphites |
|
pass the point |
| - chlorides (Cl) |
max |
0,005 |
| - heavy metals (Pb) |
max |
0,001 |
| - arsenic (As), selenium |
|
pass the point |
| - ferrum (Fe) |
max |
0,002 |
| Alkalinity |
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absense of phenolphtalein pink colour |
| Biologycal purity |
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meets the requirements of GF XI, 2nd issue, p.193 |
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Sodium thiosulphate pharma grade |
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