NANBEI INSTRUMENT LIMITED
| Payment Terms | TT, LC, Paypal, Western Union, MoneyGram… |
| Delivery Time | 7-10days |
| Product name | Colorimeter, Portable residual chlorine meter, oil moisture analyzer, Portable Precision Turbidimeter, online cod |
| Power supply | 220VAC, 3.7V 4000mAh Rechargeable Battery, AC 220V ± 10%, Four AA batteries, 50/60HZ |
| Measurement range | optical pathop), 10μg ~ 50 mg, 0-1000mg/L(COD), 0-20mg/L, 0~200NTU |
| Weight | 0.5kg, 50kg, 2kg, 3.5 Kg |
| Usage | automatic testing machine, water analysis |
| Indication error | ± 6%, ± 5% |
| Repeatability | ≤0.03, <1%(Deviation of D50 on National standard samples) |
| Indication stability | ≤ ± 0.3% FS |
| Brand Name | NANBEI |
| Model Number | COD-571 |
| Certification | CE,ISO |
| Place of Origin | China |
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Product Specification
| Payment Terms | TT, LC, Paypal, Western Union, MoneyGram… | Delivery Time | 7-10days |
| Product name | Colorimeter, Portable residual chlorine meter, oil moisture analyzer, Portable Precision Turbidimeter, online cod | Power supply | 220VAC, 3.7V 4000mAh Rechargeable Battery, AC 220V ± 10%, Four AA batteries, 50/60HZ |
| Measurement range | optical pathop), 10μg ~ 50 mg, 0-1000mg/L(COD), 0-20mg/L, 0~200NTU | Weight | 0.5kg, 50kg, 2kg, 3.5 Kg |
| Usage | automatic testing machine, water analysis | Indication error | ± 6%, ± 5% |
| Repeatability | ≤0.03, <1%(Deviation of D50 on National standard samples) | Indication stability | ≤ ± 0.3% FS |
| Brand Name | NANBEI | Model Number | COD-571 |
| Certification | CE,ISO | Place of Origin | China |
| High Light | dissolved oxygen meter ，dissolved oxygen controller | ||
Chemical Oxygen Demand English Language Menu LCD Display ISO Certification
Features of NANBEI chemical oxygen demand :
u English language menu and LCD display for easy use
u It adopts dichromate colorimetric method.
u Direct reading of COD results and no need to analyze by other means such as titration.
u 2 point calibration (zero COD and full scale calibration)
u Measuring results can be viewed, deleted and printed. Up to 200 sets of measuring data
can be stored and it can be connected with TP-16 printer.
u It adopts digestion method of sealing reflux and can conduct simultaneous digestion of 21 samples for low energy consumption.
u The digestion temperature can be adjusted from ambient temperature to 165℃. Also, it is equipped with over temperature alarming system.
u The digestion time can be set from 0 to 120 min. It will be power off after response.
| Model Specification | COD-571 | |
| Range | COD | 0~1500mg/L |
| Electrolysis current divide | — | |
| Accuracy | Basic accuracy | ≤150mg/L: ±8％ reading ±1 mg/L； ≥150mg/L: ±8％ reading |
| Repeatability | 3% reading | |
| Stability | ±2％ (reading )/15min | |
| Measuring Principle | Dichromate colorimetric method | |
| Digestion Method | Sealing reflux method(could dispelling 21 samples simultaneously) | |
| Digestion Temperature | Room-temperature~165℃ | |
| Digestion Time | 0~120min | |
| Calibration | Two-point calibration (zero and full scale calibration) | |
| Data Storage | 200 data with time-and-date stamp | |
| View, delete & print | Yes | |
| Display | LCD | |
| Power | AC(220±22)V, (50±1)Hz | |
| Dimension (mm),Weight(kg) | 270×280×125, 2 | |
Company Details
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
3000-5000
Employee Number:
150~200
Ecer Certification：
Active Member
Nanbei Instrument Limited is affiliated to Nanbei International Group Limited.It has been exported to more than 120 countries around the world for 20 years , and it is one of the largest and the most comprehensive instrument and equipment manufacturers in China. It integrates research,development,pr... Nanbei Instrument Limited is affiliated to Nanbei International Group Limited.It has been exported to more than 120 countries around the world for 20 years , and it is one of the largest and the most comprehensive instrument and equipment manufacturers in China. It integrates research,development,pr...
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