Measured pH after filtration Area at 254 nm Max conc. (mg/mL) Calculated conc. (mg/mL)* Organic Composition (% v/v)
  (Reference solution) 76710.4 2.0706 100
1.67 N.D. 0.41412 N.A. 20
3.44 N.D. 0.41412 N.A 20
4.59 N.D. 0.41412 N.A 20
6.59 N.D. 0.41412 N.A 20
7.52 N.D. 0.41412 N.A 20
8.87 N.D. 0.41412 N.A 20
1.68 25174.6 0.82824 0.67952359 40
3.76 21617.7 0.82824 0.58351423 40
5.09 3638.7 0.82824 0.09821735 40
6.91 23964.3 0.82824 0.64685466 40
7.83 27001.6 0.82824 0.72883876 40
8.79 9991.9 0.82824 0.26970565 40
1.64 45766 1.24236 1.23533549 60
4.01 55100.4 1.24236 1.48729362 60
5.57 48839.9 1.24236 1.31830752 60
7.13 56260 1.24236 1.51859404 60
8.12 45295.7 1.24236 1.22264095 60
8.71 54546.4 1.24236 1.47233981 60
1.42 60618.9 1.65648 1.63625133 80
4.35 59978.1 1.65648 1.61895459 80
6.36 60287.6 1.65648 1.62730874 80
7.35 64006.8 1.65648 1.72769898 80
8.51 59231.4 1.65648 1.59879934 80
8.57 84731.6 1.65648 2.28711167 80
Table 5: Solubility results of the chemical substance in different mixtures of solvents and at different pH.