(来学网)40g吐温80(HLB为15)与60g司盘80(HLB为4.3)混合后HLB为()
  • A.
    (来学网)12.6
  • B.
    (来学网)4.3
  • C.
    (来学网)6.5
  • D.
    (来学网)8.6
正确答案:
D