40g吐温80(HLB为15)与60g司盘80(HLB为4.3)混合后HLB为()
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40g吐温80(HLB为15)与60g司盘80(HLB为4.3)混合后HLB为()
- A: 12.6
- B: 4.3
- C: 6.5
- D: 8.6
请帮忙给出正确答案和分析,谢谢!