Table 1.
Summary of test solutions in this study
| Test solution | Key components | Experiment |
|---|---|---|
| PBS-PAPB-PG+ | PBS, 0.25 ppm PAPB, 0.5% PG | Figure 1 |
| PBS-PAPB-PG− | PBS, 0.25 ppm PAPB | Figure 1 |
| BBS-PAPB-PG+ | BBS, 0.25 ppm PAPB, 0.5% PG | Figure 1 |
| BBS-PAPB-PG− | BBS, 0.25 ppm PAPB | Figure 1 |
| H2O2 range | PBS, 1% PG, H2O2 range | Figure 2 |
| PeroxiClear (PER-1), Bausch & Lomb | PBS/citrate, 1% PG, 3% H2O2 | Figure 3 |
| PER-1a | PER-1, minus PG | Figure 3 |
| PER-1b | PER-1, minus H2O2 | Figure 3 |
| PER-1c | PER-1, minus PG and H2O2 | Figure 3 |
| PG range in PAPB | PBS, 0.25 ppm PAPB, 0%–1% PG | Figure 4 |
| POV range in PAPB | PBS, 0.25 ppm PAPB, 0%–2% POV | Figure 4 |
| PG range in H2O2 | PBS, 0.25 ppm 3% H2O2, 0%–1% PG | Figure 4 |
| POV range in H2O2 | PBS, 0.25 ppm 3% H2O2, 0%–2% POV | Figure 4 |
| PER-1 | PBS/citrate, 1% PG, 3% H2O2 | Figure 5 |
| Clear Care (PER-2), Alcon Laboratories | PBS, 3% H2O2 | Figure 5 |
Abbreviations: BBS, borate-buffered saline; BBS-PAPB-PG+, solution containing BBS, PAPB and PG; BBS-PAPB-PG−, solution containing BBS and PAPB, without PG; PAPB, polyaminopropyl biguanide; PBS, phosphate-buffered saline; PBS-PAPB-PG+, solution containing PBS, PAPB and PG; PBS-PAPB-PG−, solution containing PBS and PAPB, without PG; PER-1a, PeroxiClear solution lacking propylene glycol; PER-1b, PeroxiClear solution lacking H2O2; PER-1c, PeroxiClear solution lacking propylene glycol and H2O2; PG, propylene glycol; POV, povidone.