2solubility and ph

SolubilitySogi, et al., 2014A mount of SGTLE (ca. 0.05 g) was diluted into 10 ml of deionized water. The mixture was blended for 30 minutes and centrifuged at the maximum rpm for 6 minutes using PLC-05 centrifuge (Made in Taiwan). The supernatant was dried at 102oC for 1 hour.

Rep.SGTLE weight (g)H2O volume (ml)Supernatant volume (ml)Erlenmeyer flask weightErlenmeyer flask and SGTLE weightSolubility

g/10 mlmg/ml

10.0535101058.657858.70010.04234.23

20.0519101057.632657.66640.04284.28

30.0551101060.787460.83240.04504.50

mean4.34

A mount of SGTLE (ca. 0.05 g) was diluted into 10 ml of deionized water. The mixture was blended for 5 minutes and centrifuged at the maximum rpm for 6 minutes using PLC-05 centrifuge (Made in Taiwan), 5 ml of supernatant was dried at 102oC for 1 hour.

Rep.SGTLE weight (g)H2O volume (ml)Supernatant volume (ml)Erlenmeyer flask weightErlenmeyer flask and SGTLE weightSolubility

g/5 mlmg/ml

10.050010559.604258.62660.02444.48

pH0.05 g of SGTLE was diluted into deionized water up to 25 ml. The mixture was blended and its pH was measured using Metler Toledo pH meter.

ReplicationspH

15.30

25.30

35.30

mean5.30