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RB-301B portable COD ammonia nitrogen total phosphorus detection
Portable, imported cold light source, built-in lithium battery, USB data interface, data storage, easy measurement and delivery, concentration direct
Product details

Brief introduction

RB-301BportableCODThe ammonia nitrogen total phosphorus analyzer is a simultaneous measurement instrument independently developed and produced by our companyCODA portable all-in-one machine with three parameters of ammonia nitrogen and total phosphorus. The instrument is equipped with a rechargeable battery, which can meet the needs of users for outdoor use and is easy to carry.

Scope of application:Applied to environmental monitoring, sewage treatment, scientific research institutions, and colleges and universities. Suitable for surface water, groundwater, domestic sewage, industrial wastewater and other types of waterCODDetection of ammonia nitrogen and total phosphorus.

2、 Detection principle:

RB-301BportableCODAmmonia nitrogen total phosphorus analyzer,CODThe determination of ammonia nitrogen was carried out using the Nessler's reagent colorimetric method, and the total phosphorus was determined using the closed digestion colorimetric method, all of which were from the United StatesEPAAfter recognizing the method, the sample is directly displayed using imported cold light sources, narrowband interference technology, and microcomputer automatic data processingCODAmmonia nitrogen and total phosphorus values.

3、 Technical parameters

Table 1RB-301BportableCODTechnical parameters of ammonia nitrogen total phosphorus analyzer

Measurement parameters

COD(Chemical Oxygen Demand)

Ammonia nitrogen

total phosphorus

measuring method

Rapid digestion spectrophotometric method for water quality

Nessler's reagent spectrophotometric method for water quality

Ammonium molybdate spectrophotometric method for water quality

Measurement range

0-10000mg/L(Segmented measurement)

0-50mg/L(Segmented measurement)

0-20mg/L(Segmented measurement)

limit of detection

5 mg/L

0.1 mg/L

0.02 mg/L

Dissolving temperature

16515minute

No need to dissolve

12530minute

resolution

0.001 mg/L

accuracy

COD50mg/L

The indication error shall not exceed5%

The indication error shall not exceed5%

repeatability

The relative standard deviation shall not exceed5%

Optical stability

≤0.001A/20minute

Instrument dimensions

190mm*150mm*95mm

Instrument power supply

2800mARechargeable power supply

ambient temperature

5~40

ambient humidity

≤85%No condensation

Instrument weight

Host<1.4kgDigester2kg

4Product Features

1. CODDetermine the use of the United StatesEPAApproval method, refer toHJ/T399-2007Standard, accurate and effective measurement.

2.Ammonia nitrogen determination using the United StatesEPAApproval method, refer toHJ535-2009Standard, accurate and effective measurement.

3. Total phosphorus determination using the United StatesEPAApproval method, refer toHJ670-2013Standard, accurate and effective measurement.

4. Adopting imported high brightness and long-life cold light source, with good optical performance and long light source life10Ten thousand hours.

5. 5An inch large LCD screen with Chinese display, direct data reading, and simple and time-saving operation.

6. Dissolve colorimetric integrated, no need to change tube, simple and fast measurement.

7. Can save standard curves60Article and2000Measurement values (date, time, parameters, test data).

8. The memory standard working curve, and users can also calibrate the curve as needed.

9. One click factory reset allows for quick recovery in case of curve loss due to misoperation.

10. It has the function of curve coverage interference to prevent accidental operation of covering curves.

11. Equipped with data storage function and data power-off protection function,Convenient for querying historical measurement data and preventing data loss.

12. haveUSBInterface, data can be transmitted to the computer for permanent storage.

13. Optional printing function, which can print the measured values immediately or query historical records for printing.

14. Built in large rechargeable battery, ultra long standby, standby time up to168Hour.

15.The digester adopts intelligent technologyPIDTemperature control technology and dual anti overheating protection system ensure safe and uniform heating with fast speed. Tong YuCODDegradation of total phosphorus, total nitrogen and other items.

5Standard List

Table 2 RB-301B typeportableCODStandard List of Ammonia Nitrogen Total Phosphorus Analyzer

Serial Number

name call

quantity

Serial Number

name call

quantity

1

Measurement host

1tower

8

Dissolver power adapter

1individual

2

4Kong intelligent digestion instrument

1tower

9

Color tube cleaning cloth

1piece

3

Dissolve the protective cover

1individual

10

USBdata line

1root

4

CODreagent

1cover

11

Online CD

1fix

5

Ammonia nitrogen reagent

1cover

12

Printing paper (optional)

1roll up

6

Total phosphorus reagent

1cover

13

operation instructions

1share

7

Dissolving colorimetric integrated tube

30branch

14

certificate of conformity/warranty card

1share

8

Host power adapter

1individual

便携式COD氨氮总磷测定仪
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