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Name:	ZDJ-4A automatic potentiometric titrator
Measuring range:	(-1800.0～1800.0) mv, ( 0.00～14.00)pH
Resolution:	0.1mV, 0.01pH
Accuracy:	±0.03%F.S. ±0.01pH

Model		ZDJ-4A
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	1/10000
Mechanical Unit	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
General	Dimension (mm)& Weight (kg)	340400400; 10

LCD display screen.
Titration methods and results are displayed.
Preinstalled burette with high-accuracy (10 ml or 20 ml selectable).
Support the following titration modes: DET (dynamic 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).
Data can be easily transferred to printer via RS-232 communication interface.
Titrator can be controlled by computer via RS-232 communication interface.

The ZDJ-4A automatic potentiometric titrator is a laboratory analytical instrument with very high analytical accuracy. It is mainly used for chemical analysis of various components in various industries such as universities, scientific research institutions, petrochemicals, pharmaceuticals, drug testing, and metallurgy. .

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