Features
| ●Acid-Alkali solution concentration of electrode measurement, acid solution: H2SO4,HCL and HNO3,alkali solution: NaOH,Na2CO3,KOH. | 
| ● Acid-Alkali electrode with the patented structure,corrosion-resistant and easy-to-clean. | 
| ●Wide measurement range, only one electrode needed to test the full scale | 
| ● Intelligent chip design, advanced measuring technique, easy to use. | 
| ● Options of the units such as %, mol/L, g/cm3, and g/L. | 
Parameters
| range | 0 to 15.00% | 
| resolution | 0.01% | 
| accuracy | ±2% of reading value or ±0.2% | 
| electrode | ND800-S acid-alkali concentration electrode | 
| data storage | 999 groups | 
| communication connector | RS232 communication software | 
| power | DC9V/300mA | 
| IP rating | IP54 dustproof and splash proof |