Certificate of analysis
Product name: Barium Carbonate (Powder and Granular)
Molecular formula: BaCO3
Molecular weight: 197.35
Properties: It has three crystal state, monoclinic, hexagon and cubic. Its
appearance is white powder. Almost insoluble in water.Decomposed
when mixing with acid. Forming barium sulfate when combining with
sulphuric acid. omposed barium oxide of 1400 Tiny absorption of
moisture toxic.
Uses: Carbonate in iron and steel induction of moisture toxic. Of barium
salts optical glass paints ceramic. Enamel oil paints rubber.
Pigment welding rod fireworks used in electronic industry as
purifying agent of water and pesticide rat, etc.
Packing: In 25kg/1000kg pp bags net each.
Quality index:
|
Items |
Property |
|
First grade |
Second grade |
Third grade |
|
BaCO3 % ≥ |
99.2 |
98.5 |
98.0 |
|
Moisture % ≤ |
0.30 |
0.30 |
0.30 |
|
Reluctant matter % ≤ |
0.05 |
0.10 |
0.15 |
|
Residue % ≤ |
0.20 |
0.35 |
0.50 |
|
Fe % ≤ |
0.004 |
0.008 |
0.012 |
|
