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. 2017 Mar 15;25(1):15–20. doi: 10.12793/tcp.2017.25.1.15

Table 3. Permeation parameters of vitamin C from the vitamin C gel according to the application time.

Time (min) Flux (µg/cm2/h) Accumulated amounta (µg/cm2)
1 88.90 (R2 = 0.9776) 1066.84
3 97.11 (R2 = 0.9738) 1165.28
5 170.95 (R2 = 0.8767) 2051.39
7 101.76 (R2 = 0.9636) 1221.15
10 104.65 (R2 = 0.9541) 1255.84

aAccumulated amount of vitamin C permeated at 12 h.