Portable turbidity meter, PNTU-1000


#Portable turbidity meter, PNTU-1000


The BOQU PNTU-1000 portable turbidity meter  consists of a host and a turbidity sensor. The turbidity sensor is based on a combined infrared absorption scatter ray method, and the ISO 7027 method can be used to continuously and accurately determine the liquid turbidity. The turbidity value was determined according to ISO 7027 infrared double scattering light technology without chromatic influence.

Main features of Portable Turbidity Meter

1)Portable host IP66 protection level,IP68 for turbidity sensor.

2)Advanced design with rubber washers for hand-held operation, easy to grasp in wet conditions.

3)Factory calibration, no calibration required in one year, can be calibrated on site.

4)Digital sensor, easy to use and fast in the field, and plug and play with portable host.

5)With USB interface, it can charge the built-in battery and export data through USB interface.

Technical parameters

Product PNTU-1000 Portabale Turbidity Meter
Turbidity range 0.1-1000NTU
Resolution 0.1 NTU
Accuracy ±5% or 0.3NTU
Calibration Standard calibration, water sample calibration
Sensor material SUS316L
Housing material ABS+PC
Operating temperature 1 to 45 ° C
Protection Portable host of turbidity instruemnt :IP66;

Turbidity sensor sensor IP68

Cable 3 meter(it can be extended)


Main features

Portable turbidity host IP66 protection,turbidity sensor is IP68

Ergonomic curve design with rubber washers for hand-held operation, easy to grasp in wet conditions

Factory calibration, no calibration required in one year, can be calibrated on site

Data recording function and with 8G for storage data

Digital turbidity sensor, easy to use and fast in the field, and plug and play with portable turbidity host

With USB interface, it can charge the built-in battery and export data through USB interface



Portable turbidity meter, TN100


#Portable turbidity meter, TN100


TN100 Portable turbidity meter is scattering turbidity meter used for measuring suspended in water or in transparent liquids insoluble particles generated by the light, and can content quantitative table card the suspended particulate matter.
Adopted international standards ISO7027 provisions Formazine turbidity standard solution calibration, using NTU as the turbidity measurement unit. it can be widely used in water plants, sewage treatment plants, beverage plants, environmental protection departments, industrial water, wine making industry and the pharmaceutical industry, epidemic prevention departments, hospitals and other departments of the determination of turbidity.

Technical indexes

Product TN100 Portable Turbidity Meter
Measuring range 0-1000NTU(Automatic switching range)
Resolution 0.01/0.1/1NTU
Accuracy ≤ ±5%
Repeatability ≤ ±1%FS
Calibration solution 0.02NTU, 20.0NTU, 100NTU, 800NTU (polyme)
Size/Weight Portable turbidity meter:(90×203×80)mm/385g

Suitcase: (310×295×110)mm/1.5Kg

Detector Silicon photocell
Sample bottle 25*60mm
Sample capacity 18ml
Protectoin IP67

Portable COD analyzer, COD-1S


#Portable COD analyzer, COD-1S


The portable cod(Chemical oxygen demand) analyzer is the use of sealed catalytic digestion, and then colorimetric measurements. The portable cod analyzer uses advanced, narrowband interference technology and microcomputer automatic processing of data, direct display. The instrument is widely used in environmental monitoring, waste water treatment and universities, research institutes and other departments.

Technical indexes

Product COD-1S Portable COD analyzer
COD range 5 ~ 2000mg / L, exceeding the dilution determined.
Repeatability ≤3%
Accuracy ≤ ± 5%
Resistance to chloride interference ≤ 2000mg / L
Temperature control system Room temperature ~ 180 ℃ can be set, COD digestion  temperature of 165 ℃
Temperature control accuracy ± 1 ℃
Temperature control time 1 ~ 999min adjustable
Digestion time 10min
Optical stability Instrument absorbance values drift less than 0.002A within 20min
Batch capacity Four water samples (or optional 16 water samples)
Dimension COD analyzer 80mm × 230mm × 55mm

CODigestion instrument: 105mm × 160mm × 90mm

Host power consumption current <40μA; digestion power consumption: <65W



Portable PPB Dissolved Oxygen Meter,DOS-118A


#Portable PPB Dissolved Oxygen Meter DOS-118A


DOS-118A ppb level portable dissolved oxygen meter is electrochemical analyzer of polarographic measuring principle. Measurement of oxygen in the gas, can also measure the dissolved oxygen  in aqueous solution.

The oxygen concentration in the gas (unit%) used for the measurement of grain, fruit, herbs warehouses, tunnel, air defense and naval vessels, also used to measure the pulmonary function of the medicine, power station, metallurgy, chemical and other boiler combustion process oxygen concentration in the gas phase.

Dissolved oxygen (unit mg/L) is dissolved in water or liquid molecular oxygen, its content is an important indicator of water quality merits. The measurement of dissolved oxygen is the indispensable monitoring project of power generation, boiler, aquaculture, water protection, water supply, sewage treatment and other departments.

Technical indexes

Measuring range Resolution: 0.0001mg/L
Accuracy: 0.001 mg/L (automatic switch)
Indication error ± 0.001mg/L
Repeatability ≤0.001mg/L
Response time Not more than 30s (90%, 25 ℃)
Zero values (error) (.0000-.1999) mg/L ≤0.001 mg/L
Working conditions a) Ambient temperature: 5-35℃
b) Relative humidity: ≤85%RH.
c) Power supply: DC3V
d) Measured medium temperature: 5-40℃
e) It should be no electromagnetic interference influence the normal operation of the instrument
f) Atmospheric pressure: 86-106 kPa
g)Power supply environment and good air circulation, without affecting the accuracy of detection of interference gas.
h) Power consumption: two No. 5 batteries run continuously for 365 days. (UPS)
I) Maintenance cost: free maintenance
Power supply voltage changes effect amount Instrument indication error 1/5.
Ambient temperature change effect amount Instrument indication error 2/3.
Oxygen electrode life More than one year.
Power dissipation <2mW
Size 25 x 68 x 133mm
Weight 230g

Portable residual chlorine meter analyzer, PTRC-222


#Portable residual chlorine meter analyzer, PTRC-222


The portable residual chlorine meter is widely used in environmental monitoring, sewage treatment and on-site detection in Colleges and universities, scientific research institutions and other departments.

Technical Features

  1. High-performance ultra-low power 16-bit single-chip computer, the standby time of the instrument can be longer than 6 months.
    2. The main engine case is made of moulded ABS material and designed with IP65. It has good anti-corrosion, waterproof and dust-proof performance.
    3. It can store 10 standard curves and 199 measured values (including concentration value, absorbance and transmittance with time label for years, months, days, hours, minutes and seconds).
    4. Full English display, can be charged with lithium power supply.
    5. Cold light source and narrow-band interference optical system have good optical stability.
    6. Data power-off protection function; easy to operate and intuitive.

Technical indexes

Product Portable Chlorine Analyzer
Chlorine range 0~2 mg/L,2~10 mg/L
Accuracy ≤ ± 3% F.S
Repeatability ≤ ± 3%
Dimension 210mm×280mm×190mm
Optical stability The absorbance drift of the instrument is less than 0.002A within 20 minutes
Normal conditions of use Ambient temperature:   5~40℃
Relative humidity:  ≤85%
Power supply:  AC(220±22)V;(50±0.5)Hz(rechargeable battery)
No significant vibration and electromagnetic interference, avoiding direct sunlight.