High-grade pyrite which is processed into different sizes, sometimes may show different colors, light aurichalceus, dark gray and gray, etc, this is caused by its different formation process and the various trace elements contained, but the...
时间：2021-04-02浏览：199
The disposal and preservation of iron sulfide powder are as follows: 1. Closed operation, local exhaust, prevent iron sulfide powder is discharged into the air of the workplace. The operator must be trained professionally. It is strictly fo...
时间：2021-04-02浏览：128
In Chinese, This mineral is generally calledPyrite, pyrite or pyrite. In Custom declaration, it is also known as Ferro sulphur to be in accordance with HS code (but that name is rarely used in daily work). Its molecular formula is FeS2. In...
时间：2021-04-02浏览：144
Pyrite mine is a kind of natural mineral from mining, it is a kind of basic chemical raw materials, It can be applied directly to produce sulfuric acid, most of which are used to produce the chemical fertilizers. In theory, the sulfur conte...
时间：2021-04-02浏览：77
High-grade pyrite which is processed into different sizes, sometimes may show different colors, light aurichalceus, dark gray and gray, etc, this is caused by its different formation process and the various trace elements contained, but the...
时间：2021-04-02浏览：86
