Fully automatic kjeldahl nitrogen analyzer

Product Description

Automatic calibration system of titration liquid concentration

1.Dual mode of automatic calibration method which instrument eliminates errors and traditional direct input method

2.Automatic calibration method which instrument eliminates errors

Safety protection system

1.Digestion tube vacant protection

2.Safety door vacant protection

3.Automatic water-replenishing function of steam cylinder

4.Steam overpressure protection

5.Leakage protection

Technical parameters

Model	BKN-987	BKN-987A
Working Process	Adding quantitative sample dilution, alkali liquor and absorption liquid; Automatically finishing distillation, titration, print and liquid-discharging.
Measurement Range	0.1-240mgN
Measurement Sample Amount	Solid<6g liquid<16ml
Measurement time	4-8 minutes
Titration Precision	2.0μl/step	0.5μl/step
Titration Solution Concentration	Direct titration samples with 4 titration concentrations of 0.1mol,0.5 mol and 1 mol
Titration System	High-precision plunger type titration system	High-precision peristaltic titration system
Executive Standard	Comply with stipulations of AOAC, EPA, DIN, ISO AND GB
Repeatability Precision	±0.5%
Recovery Ratio	≥99.5%
Data Storage	Effective storage space 2G
Print Function	110mm line printer which can realize user selective print function
Power	1800w
Power Supply	AC220v, 50/60Hz
Requirement of Cooling Water	Under 25℃
Cooling Water Consumption	1.5L/min (Distillation process)
Packing Size(W∗D∗H)	510∗460∗710mm
Gross Weight	36.4kg