司盘80(HLB=4.3)60g和吐温80(HLB=15.0)40g混合,混合物的HLB值是()
- A3.18
- B6.5
- C9.6
- D11.3
- E13.5
司盘80(HLB=4.3)60g和吐温80(HLB=15.0)40g混合,混合物的HLB值是()
HLB值的计算为HLB=(HLBa×Wa+HLBb×Wb)/(Wa+Wb)将上面的值代入即得3.18。所以答案为A。
1、60%的吐温80(HLB值为15.0)与40%的司盘80(HLB值为4.3)
60%的吐温80(HLB值为15.0)与40%的司盘80(HLB值为4.3)混合,混合物的HLB值为A10. 72B8.10C11. 53D15. 64E6. 50
2、40g吐温80(HLB为15)与60g司盘80(HLB为4.3)混合后HLB
40g吐温80(HLB为15)与60g司盘80(HLB为4.3)混合后HLB为()A12.6B4.3C6.5D8.6
3、吐温-80(HLB=15.0)2g和司盘-80(HLB=4.3)3g混合后的
吐温-80(HLB=15.0)2g和司盘-80(HLB=4.3)3g混合后的HLB值为()AA.9.65BB.8.58CC.21.45DD.3.86EE.10.7
4、吐温80(HLB=15.0)与司盘80(HLB=4.3)等量混合,混合表面活
吐温80(HLB=15.0)与司盘80(HLB=4.3)等量混合,混合表面活性剂的HLB值为()A10.75B9.65C8.58D3.86
5、用吐温40(HLB值15.6)和司盘80(HLB值4.3)配制HLB值为9.
用吐温40(HLB值15.6)和司盘80(HLB值4.3)配制HLB值为9.2的混合乳化剂100g,两者各需()A43.4g56.6gB9.9g9.9gC50g50gD20g80gE60g40g
6、等量的司盘-80(HLB4.3)与吐温-80(HLB15.0)混合后的HLB
等量的司盘-80(HLB4.3)与吐温-80(HLB15.0)混合后的HLB值是A7.5B6.42C8.56D9.65E10.65