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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: HKM
  • Model Number: 090091
  • Color: Black
  • Test Range: 0.00 -- 2.50 mg / L
  • Method: DPD Method
  • Type: Portable Ozone Meter

Packaging & Delivery

Packaging Details Box size: 280*230*85 mm
Weight: 2 Kg / set
Delivery Time Within 5-7 working days after payment
Product Description


1.1 Test Principle

In the presence of potassium iodide, ozone can react with DPD (N,N-diethyl -p-phenylenediamine) indicator to form a pink color, which is proportional to the ozone concentration.

1.2 Applied Range

The colorimeter can be used to measure the concentration of ozone in all kinds of water disinfected by ozone. The LCD display the concentration of ozone directly, the unit is mg/L.

1.3 Executive Standard:  Q/HK 080315

1.4 Instrument Specification

Test Range: 0~2.50 mg/L

Light source: Light Emitting Diode(LED)

Detection Wavelength :  525nm

Reading accuracy: 0.01mg/L

Detection precision: ≤ ±5%

Power Source: 4×1.5V

Battery Life: ≥ 40 working hours

Size: 159×68×35mm

Weight: About 220g(including batteries)

Working Environment:0~40;Relative  Humidity within 0~90% (No Condensed Water)


Packaging & Shipping


Packing List:

1. A test mainframe;

2. Ozone reagent (100 tests);

3. 2 pcs of test tubes of 10 mL;

4. 4 pcs of batteries of 1.5V;

5. A instruction book;

6. A certificate of qualification;

7. Some lens paper;

8. A carrying case



Our Services

In order to save time and cost of constructing a calibration curve for users, the Huankai pocket colorimeter has been calibrated before it leaves the factory.

1.Offering Free Sample for Testing .(  For test reagent )
2.R & D team to provide technical support.
3.Provide packaging, labeling OEM customization

Company Information




1. To insure the accuracy of test results, please use the same test tube when zero adjustment and  sample analysis.

2. Let the tset tube stand for 30s before read the test result.(to wait for the disappearance of air bubble and the sedimentation of solid granule)

3. Inder to prolong the working life of batteries,  please press and hold the power key to turn the pocket chromometer off.

4. If there is solid or liquid in cell holder, wipe it and then put test tube into the cell holder.

5. If the battery icon begins to twinkle, change the batteries first and then continue test.

6. Clean test tube and cap after test. If the test tube is contaminated, add detergent into the tube and then shake for 15s. The detergent is gotten by mixing the HCl (1+3) and ethanol at the ratio of 1:1. Please do not wash test tube with a brush! To keep clean, the test tube can be soaked in deionized water when it is not used.

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China (Mainland) | Manufacturer, Trading Company
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4 Transactions 10,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $37,000
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