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Product Description
Barium Sulfate X-Ray Grade (API), TYPE I
1. Specifiation:
|
Item |
Specification |
|
Description |
White to off-white powder, free of foreign particles, odorless and tasteless. |
|
Identification |
A. Positive for sulphates B. Positive for barium salts |
|
Solubility |
Practically insoluble in water, in ethanol and in diethyl ether; can not dissolve in hydrochloric acid, in nitric acid and in sodium hydroxide T.S. |
|
PH (SOL. 10%) |
3.5～10 |
|
Sulfide |
The gas evolved does not darken moistened lead acetate paper. |
|
Hydrochloric Acid soluble substances |
≤0.3% (15mg) |
|
Barium Soluble salts |
No turbidity is produced |
|
Heavy metals |
≤10 ppm |
|
Arsenic |
≤1.0ppm |
|
Assay |
97.5%-100.5% |
|
Median Diameter Particle |
0.8-1.1um |
|
Phosphate |
No yellow precipitate is produced |
|
Loss on drying |
Less than 1.0% |
2. Application:
----Esophagus and other conventional angiography;
----Medical catheters, Medical plastics, and Food plastic, etc.,;
----the raw material (API) of BaSO4 preparation (dry suspension and suspension).
3. Advantages:
----GMP approved.
----The only Chinese producer of Barium Sulfate Pharm Grade!!
----Average Particle size is 0.8-1.1um, very small but evenly distributed.
----Very good absorption and stability.
4. Packing:
25kg/bag, 500g/bag, 5kgx5/bag or as per requests.
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