日本欧美一区二区,亚洲欧洲国产日韩精品,国产成人精品精品欧美,久久久高清免费视频

     
Industrial sulfur
PDF 0
It is prepared by oxidizing and reducing the acid gas rich in hydrogen sulfide from desulfurization process to elemental sulfur and then packaging. The products include solid and liquid industrial sulfur. The product quality is subject to national standard of premium grade.
Product characteristics
It has high purity, low impurity content, low ash content, good color, low acidity, low arsenic and iron content, small moisture, high particle strength and uniform particle size.
Application instructions
It is mainly used to manufacture sulfuric acid, match, gunpowder, pesticide, medicine, dye and rubber products.
Application instructions
Energy and Chemicals
Agriculture