Table 7 The effect of molecular weight of PLLA.

From: Synthesis, characterization of poly l(+) lactic acid and its application in sustained release of isosorbide dinitrate

Formula No.

PLLA M.wt

PLLA concentration (%)

Drug concentration (%)

Surfactant concentration (%)

Type of surfactant

F7

24,165

15

30

0.2

Pluronic F88

F8

11,051

15

30

0.2

Pluronic F88

F9

11,239

15

30

0.2

Pluronic F88

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