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ZDDN-III-A/B/C Full automatic kjeldahl distillation analyzer

» AgroProduce Quality Analysis » ZDDN-III-A/B/C Full automatic kjeldahl distillation analyzer

ZDDN-III-A/B/C Full automatic kjeldahl distillation analyzer

CATEGORY AND TAGS:
AgroProduce Quality Analysis, Flour and Oil Testing Instrument

Model:ZDDN-III-A/B/C

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  • Specifications

Characteristic:

Automatic Kjeldahl Nitrogen Determination Instrument adopts international standard Kjeldahl nitrogen determination method, adopts four independent imported metering pumps, which can efficiently, accurately and automatically add liquid, distill, separate,distillacondense,titrate and calculate,Distillation, separation, condensation, titration calculation, result storage and printing can be completed in one piece. The instrument is widely used to analyze the nitrogen content of diversified samples, such as grain, feeding, food, soil, dairy products, beverage and so on.

The Function Features:

  • Adopting a 10 inch color LCD touch screen and Siemens CPU control platform, the operation is simple and easy to understand.
  • One click completion of all procedures including adding reagents, distillation, titration, analysis and calculation, result storage, and titration cup waste liquid discharge.
  • 100000 sets of data storage, can be queried and printed freely.
  • The high-precision titration system can reach 0.75uL/step, and the results are accurate and reliable.
  • Unique programmable heating mode can reduce analysis time and improve work efficiency.
  • Intelligent cooling water control system, real-time monitoring of cooling water temperature, pressure, and flow rate.
  • The instrument can automatically clean the titration cup to prevent the influence of non neutral residual liquid in the titration cup on low content and blank samples.
  • Adding alkaline function, if insufficient alkaline solution is found during the distillation process, the alkaline solution can be replenished multiple times to prevent the sample from being invalidated.
  • Fertilizer analysis function, realizing multi-purpose use of one machine and saving user procurement costs.

The Technical Parameter:

Parameter ZDDN-III-A (Economic type) ZDDN-III-B (Ordinary type) ZDDN-III-C (High end model)
Measuring range 0.1-210mgN
Repeatability (RSD) ≤0.5% (30mgN; 0.1mol/L H⁺)
Measure sample size solid: ≤6g; liquid: ≤20ml
Titration accuracy 0.75μL/step
Rate of recovery ≥99.5%
Analysis time 4-6min
Calibration method for titrant concentration Manual input Manual input / automatic calibration Manual input / automatic calibration
Titration curve display Real time display of titration status
Digestive tract waste disposal Manual/Automatic Dual Mode Manual/Automatic Dual Mode
Operating software Yes
Computer interface USB/RS485/RJ45
Network management system Yes
Working voltage AC220V 50Hz
Heating power 1600W 2000W 2000W
External dimensions 470*440*710mm

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