Wuhan Bonnin Technology Ltd, Laboratory Instruments Expert in China

Product Description

ZDJ-4B automatic titrator is a laboratory analytical instrument with high precision titration system. It is mainly used for chemical analysis of various components in universities, scientific research institutions, petrochemical, pharmaceutical, drug testing, metallurgy and other industries.



● LCD display screen and smart guide system.

● Titration methods, curves and results are displayed in detail.

● Replaceable burette with high-accuracy (10 ml or 20 ml selectable).

● Support the following titration modes: DET (dynamic equivalence point titration), MET (monotone equivalence point titration), SET (Preset Endpoint Titration) and MAT (manual titration).

● pH calibration and measurement are supported.

● Store up to 50 titration data sets (GLP-compliant) and 1 latest set of titration curve.

● Data can be easily transferred to printer via RS-232 communication interface..

● Titrator can be controlled by computer via USB or RS-232 communication interface.



10ml Burette, Platinum Electrode, Silver Electrode, pH Electrode (indicator), Single Bridge Reference Electrode, Double Bridge Reference Electrode, ATC Probe, pH Buffer Powders (4.01, 7.00, 10.01)



20ml Burette, Auxiliary Burette Driver, Anti-diffusion Capillary



Model ZDJ-4B
Burette Repeatability 0.2%
Accuracy 10ml Burette: ±0.025ml;

20ml Burette: ±0.035ml

Resolution 10ml Burette: 1/10000;

20ml Burette: 2/10000

Mechanical Unit Resolution 1/30000
Charging speed (55±10) s (Full burette)
Measuring Unit Range (-1800.0~1800.0) mv, (0.00~14.00)pH
Resolutions 0.1mV, 0.01pH
Accuracy pH: ±0.01pH mv: ±0.03%FS
Fluctuation (±0.3mV±1bit) /3h
Temp. Compensation Range (-5.0~105.0)  ℃
Resolutions 0.1 ℃
Accuracy ±0.3 ℃
General Power Supply AC (220±22) V; (50±1) Hz
Dimension (mm)& Weight (kg) 340*400*400; 10

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