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. 2009 Apr 21;4(7):732–737. doi: 10.1007/s11671-009-9312-z

Table 1.

Factor-level in orthogonal-design experiments of L9(34)

Level Factor
A B C D
PLA MW PLA/SPC MMC/SPC O/W
1 5000 1:1 1:10 1:2.5
2 10000 3:1 2:10 1:5
3 50000 5:1 3:10 1:10

AThe molecular weight of PLA,Bthe ratio of PLA to SPC (wt/wt),Cthe ratio of MMC to SPC (wt/wt),Dthe ratio of oil to water solution (v/v)