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Shenzhen Changhong Technology Co., Ltd

  • E-mail

    17748681632@163.com

  • Phone

    17748681632

  • Address

    311, Building 1, Bright Technology Park, No. 88 Zhuguang North Road, Taoyuan Street, Nanshan District, Shenzhen

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Total nitrogen analyzer Total nitrogen analyzer (UV method)

NegotiableUpdate on 12/21
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Overview
Total Nitrogen Analyzer Total Nitrogen Analyzer (UV Method) The instrument has the characteristics of high measurement accuracy, wide range, and simple operation. $r $n $r $n is widely used for the determination of total nitrogen in surface water, groundwater, industrial wastewater, and domestic sewage.
Product Details



Total nitrogen analyzer Total nitrogen analyzer (UV method)Product Introduction

The instrument has the characteristics of high measurement accuracy, wide range, and simple operation, and is widely used for the determination of total nitrogen in surface water, groundwater, industrial wastewater, and domestic sewage.



Total nitrogen analyzer Total nitrogen analyzer (UV method)Technical Specifications

Instrument name

Total nitrogen analyzer

Instrument model

TN-2E

measurement items

Total Nitrogen

measurement range

0.05~100mg/L

dissolution temperature

125℃

digestion time

30min

Temperature Control System

Room temperature can be set between 200 ℃

Optical stability

≤0.002A/20min

indication error

≤±5%(F.S)

repetitiveness

≤3%

batch processing

16 water samples (optional 20, 25, 36)

Dissolver display screen

Color touch screen, displaying in both Chinese and English

Instrument weight

Tester: 2.6kg; Dissolver: 5.5kg

power consumption

<500W

Overall dimensions

Measuring instrument: 400mm × 300mm × 140mm; Dissolving instrument: 260mm × 355mm × 135mm (excluding protective cover)

Normal usage conditions

1. Environmental temperature: 5-40 ℃;

2. Relative humidity: ≤ 85%;

3. Power supply: AC (220 ± 22) V, (50 ± 0.5) Hz;

4. No significant vibration or electromagnetic interference, avoid direct sunlight.





Product Features


1. The separation of the measuring instrument and the digestion instrument does not affect the stability of the optical system.

2. The measuring instrument is a cold light source and narrowband interferometric optical system with good optical stability. The calibration light intensity can be adjusted to 16 levels and set arbitrarily, which can effectively solve the problem of measurement range expansion caused by signal strength.

3. The host and digestion instrument have a color touch screen display in both Chinese and English, with a user-friendly interface and an operation guide to provide instructions for various functional operations.

4. The curve can be queried. In addition to querying the curve equation, the standard value and corresponding absorbance of each standard substance during calibration, as well as the calibration time and calibration personnel number, can also be queried to reproduce the state during calibration.

5. It has a one click recovery function, which can achieve one click recovery when the factory curve and user curve data records are lost due to accidents

6. The digestion instrument has multi-point calibration to achieve measurement of the set point, eliminating the errors caused by the nonlinearity of temperature sensors in common digestion instruments on the market.

7. The digestion instrument has a timed reminder and can be set to automatically shut down after digestion. The instrument has a secondary protection function. When the temperature of the digestion instrument exceeds 200 degrees, the instrument will cut off the power by itself to ensure the safety of the digestion process.

8. In addition to a maximum of 250 factory curves, users can add 3500 curves themselves, calibrate them, and store them in the instrument.

9. Store up to 100000 records (including parameter names, concentrations, units, detection times, operator numbers, etc.).

10. It has printing function: it can print the test records immediately or query the records for printing.

11. USB interface, can be connected to a computer.



Configuration List

name

quantity

name

quantity

host

1 unit

Dissolving instrument

1 unit

Dissolving tube

10 pieces

Colorimetric tube

10 pieces

test tube rack

1 piece

Total nitrogen reagent

1 set

Dissolve the protective cover

1 piece

USB line

1 piece

Data collection CD

1 piece

Instruction Manual

1 copy

Product Qualification Certificate

1 copy

Warranty Card

1 copy