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| Barium sulphate, pure (P)
BaSO4
GOST 3158-75
- Appearance:
White powder insoluble in water and acids.
- Package:
40 kg polypropylene bags with polyethylene lining;
0,5 kg polyethylene packages inserted in polypropylene sack, weight 15 kg.
- Fields of Application:
- laboratory use as reagent;
- process feed stock;
- dyes production as a filler;
- toys production.
- Storage:
Storage period is 3 years from the date of production.
Specifications
| Fraction of total mass, % |
|
P |
| - substances soluble in hydrochloric acid |
max |
0,2 |
| - water |
max |
0,1 |
| - nitrates (NO3) |
max |
0,005 |
| - chlorides (Cl) |
max |
0,015 |
| - sulphates soluble in water (SO4) |
max |
0,015 |
| - soluble barium salts |
|
pass the point |
| - ferrum (Fe) |
max |
0,002 |
| - heavy metals (Pb) |
max |
0,001 |
| - 0,14k sieve residue |
max |
0,008 |
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Barium sulphate, pure (P) |
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