5e-mag6700 automatic proximate analyzer（also called thermogravimetric analyzer, tga）is used to determine the moisture, ash, volatile matter in coal, coke, biomass, limestone and iron ore,food and feedstuffs by thermogravimetric method. It can also determine residual ash and slag combustibles in accordance with astm, which is widely applied in power plants, coal mines, metallurgy, food industry,chemical industry, commercial inspection, scientific research, education, etc. It could work both simultaneously and independently.