Iron ore samples were digested by acid in a microwave system under high temperature and high pressure, and ICP AES was applied to the determination of phosphorous and sulfur in the samples.

• 采用微波加热 ,在高温高压下酸消解样品 ,应用电感耦合等离子体原子发射光谱法 (ICP- AES)同时测定铁矿中杂质元素 P和 S。