... it is widely used to mediate middle and high Technical Indices of T122:Quality features of T122 ... /g≤ 240SH/T 0251Calcium content,m%≤8.90GB/T17476,SH/T 0270,Sulfur content, m%2.8~4.0GB ... /T17476,Water content,V%≤0.05GB/T 260Machinery ... lead. It can be used for blending high-grade engine oils. (oil additive)High based number sulfurized calcium alkyl phenolate