The method of deal with the three discard is brought up.
2
钡以重晶石形态(硫酸钡)在工业上用作油漆的白色涂料。
Barium as barite (barium sulfate) is used industrially as a white pigment for paint.
3
介绍了硫酸钡的用途、原材料规格、生产原理、工业生产中主要工艺控制点、 产品质量。
The uses of barium sulphate precipitated, the specification of the original material, the principle of production, process control point, product quantity are introduced.