Chromatographic conditions:
Column: anion guard column + anion separation column
Eluent: Na2CO3 + NaHCO3
Flow rate: 1.50 mL / min
Detector: Suppresses conductivity detection
Injection volume: 25 mL
Column and detector temperature: 36 ° C
Sulfonic acid, sulfuric acid linear range, linear equation, correlation coefficient and detection limit
|
Linear range (mg / L) |
Linear equation |
Correlation coefficient / R |
Detection limit (mg / L) |
Aminosulfonic acid |
0.5~50.0 |
Y=18630X-1370 |
0.9993 |
0.05 |
sulfuric acid |
0.5~50.0 |
Y=12650X-1440 |
0.9996 |
0.08 |