Product Name : Barium Sulphate Precipitated
Molecular Formula : BaSO4
Molecular Weight : 233.40
CAS No. : 7727-43-7
Application: 98% Barium Sulfate BaSO4 used as gastrointestinal contrast agent cas 7727-43-7
1.in medicine: used as gastrointestinal contrast agent for radiological examinaiton needs barium sulfate agent which can absorbs X-ray in the gastrointestinal system to make the system develop.
2.in industry: used as raw material and filler of paint, ink, plastic, rubber and accumulator
used as surface coating agent of photographic paper and art paper;
sizing agents in the textile industry.
3. glass products: used as clarifiers to remove bubbles and increase luster
4. also used in ceramcis, enamel, spices and pigments.
5. also used as the raw material for other barium salts.
Specification
|
No |
Item |
Unit |
Index |
Results |
|
|
1 |
Assay(Barium Sulfate) |
% |
≥97 |
98 |
|
|
2 |
Dispersibility |
% |
≤ 0.3 |
0.2 |
|
|
3 |
Water soluble matter |
% |
≤0.3 |
0.23 |
|
|
4 |
Moisture |
% |
≤0.15 |
0.10 |
|
|
5 |
PH Value of aqueou suspension |
|
6.5-8.0 |
7.5 |
|
|
6 |
Oil absorption |
% g/100g |
10-22 |
19 |
|
|
7 |
Residue on Sieve 30μ |
% |
≤0.004 |
0.002 |
|
|
8 |
Whiteness degree |
% |
94-98 |
98 |
|
|
9 |
Density |
|
4.0-4.5 |
4.3 |
|
|
10 |
Partivle size |
|
3 |
3 |
|
