Table 1.
Composition of SPHCs for preliminary screening of polymers.
| Ingredients | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 |
|---|---|---|---|---|---|---|---|---|---|
| AA* (50% v/v) | 500 μL | 500 μL | 500 μL | 500 μL | 500 μL | 500 μL | 500 μL | 500 μL | 500 μL |
| Chitosan (1% w/v) | 200 μL | — | — | 200 μL | 200 μL | 200 μL | 200 μL | 200 μL | 200 μL |
| Xanthan gum (1% w/v) | — | 200 μL | — | — | — | — | — | — | — |
| Sodium alginate (1% w/v) | — | — | 200 μL | — | — | — | — | — | — |
| HPMC† K4M (1% w/v) | — | — | — | 200 μL | — | — | — | — | — |
| HPMC† K15M (1% w/v) | — | — | — | — | 200 μL | — | — | — | — |
| HPMC† K100M (1% w/v) | — | — | — | — | — | 200 μL | — | — | — |
| HPMC† K4M (2% w/v) | — | — | — | — | — | — | 200 μL | — | — |
| HPMC† K15M (2% w/v) | — | — | — | — | — | — | — | 200 μL | — |
| HPMC† K100M (2% w/v) | — | — | — | — | — | — | — | — | 200 μL |
| BIS‡ (2.5% w/v) | 100 μL | 100 μL | 100 μL | 100 μL | 100 μL | 100 μL | 100 μL | 100 μL | 100 μL |
| TEMED§ (20% v/v) | 25 μL | 25 μL | 25 μL | 25 μL | 25 μL | 25 μL | 25 μL | 25 μL | 25 μL |
| APS|| (20% w/v) | 25 μL | 25 μL | 25 μL | 25 μL | 25 μL | 25 μL | 25 μL | 25 μL | 25 μL |
| Span 80 (10% v/v) | 30 μL | 30 μL | 30 μL | 30 μL | 30 μL | 30 μL | 30 μL | 30 μL | 30 μL |
| DDW¶ | 300 μL | 300 μL | 300 μL | 300 μL | 300 μL | 300 μL | 300 μL | 300 μL | 300 μL |
| Sodium bicarbonate | 200 mg | 200 mg | 200 mg | 200 mg | 200 mg | 200 mg | 200 mg | 200 mg | 200 mg |
*AA: acrylic acid; †HPMC: hydroxypropylmethyl cellulose; ‡BIS: N,N′-methylene-bis-acrylamide; §TEMED: N,N,N′,N′-tetramethylethylenediamine; ||APS: ammonium persulfate; ¶DDW: double distilled water.