Scope It confirms to SH/T 0251, ASTM D2896, GB/T 7304 and ASTM D664 standard laboratory requirements. Features 1, liquid crystal display, English operation interface, it can display information about the test parameters and measurement results 2, with pre-titration, preset end point titration, blank titration or manual titration functions, and can generate special titration mode according to user habits 3, the choice of different electrodes can be: acid-base titration, redox titration, precipitation titration, complexation titration, and other non-aqueous titration and pH measurement 4, stirring system uses PWM modulation technology, software, speed, low noise 5, perchloric acid titration system using anti-corrosion materials, can be a variety titration Technical Parameters First, the instrument level: 0.05 1, measuring range: pH: (0.00 ~ 14.00) pH mV: (- 1800 ~ 1800.0) mV Temperature: (- 5.0 ~ 105.0) ° C 2, Resolution: pH: 0.01pH mV: 0.1mV Temperature: 0.1 ° C 3, the basic error: pH: ± 0.01pH ± 1 word mV: ± 0.03% FS Temperature: ± 0.3 ° C ± 1 word 4, Burette capacity Tolerance: 10ml Buret: ± 0.025ml 20ml Buret: ± 0.035ml 5, Burette resolution: 10ml Buret: 1/10000 20ml burette: 2/10000 6, burette infusion or infusion rate: (50 ± 10) s (Buret full degrees) 7, titration analysis Repeatability: 0.2% Titration control sensitivity: ± 2 mV 8 Stability: (± 0.3mV ± 1 word) / 3h 9, power source: AC (220 ± 22) V, (50 ± 1) Hz 10, Dimensions (mm): 340 × 400 × 400 11. Instrument Weight: 10 kg