There are some harmful components in frothers 2 # oil used in concentrator 2 such as o methoxy phenol, which collect the undesirable minerals, so that the grade of concentrate is reduced.

• 色谱和质谱分析表明选厂1使用的起泡剂2%23油是杂油醇而非松醇油,属假冒产品,引起选矿过程中泡沫无法控制和精矿品位显著下降。