Table 1 KSV value of fluorescence quenching of HA in different systems.
system | pH | CHA (mg·C/L) | 0.100a (mmol/L) | 1.00a (mmol/L) | 10.0a (mmol/L) | 0.0300b (mmol/L) | 0.330b (mmol/L) | 3.33b (mmol/L) |
|---|---|---|---|---|---|---|---|---|
HA-Pb2+ | 3.0 | 5.00 | 0.0307 | 0.0271 | 0.0253 | 0.0255 | 0.0242 | 0.0192 |
6.0 | 5.00 | 0.259 | 0.232 | 0.166 | 0.207 | 0.154 | 0.0880 | |
PSMPs-HA-Pb2+ | 3.0 | 1.00 | 0.0267 | 0.0230 | 0.0192 | 0.0257 | 0.0213 | 0.0171 |
2.50 | 0.0411 | 0.0351 | 0.0294 | 0.0358 | 0.0297 | 0.0227 | ||
5.00 | 0.0611 | 0.046 | 0.0367 | 0.0543 | 0.0399 | 0.0316 | ||
6.0 | 1.00 | 0.138 | 0.112 | 0.100 | 0.123 | 0.108 | 0.0815 | |
2.50 | 0.251 | 0.224 | 0.175 | 0.228 | 0.183 | 0.107 | ||
5.00 | 0.379 | 0.279 | 0.248 | 0.306 | 0.278 | 0.217 |