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 TongAo TR 6900D Desktop STIP-scan
28600.0 RMB
 ChinaDetail
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 TongAo TR 6900NHN Desktop STIP-scan
18600.0 RMB
ChinaDetail
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Model comparison
| Type | Multiparameter | Multiparameter | |||
|---|---|---|---|---|---|
| Style | desktop | desktop | |||
| Measurement parameters | COD TN TP NH3-N NTU Miscellaneous | TN NH3-N | |||
| Accessories | |||||
Parameter comparison
| Measurement parameters | COD, ammonia nitrogen, total phosphorus, total nitrogen, turbidity, suspended solids | Ammonia nitrogen, total nitrogen | |||
|---|---|---|---|---|---|
| measurement error | ≤± 5％ | ≤± 5 | |||
| Repeatability | ≤±5% | ≤±5% | |||
| Optical inspection Stability | ≤ +/- 0.001A/20min (100,000 hours life) | ≤ +/- 0.001A/20min (100,000 hours life) | |||
| Data storage | 30,000 records (including item, date, time, sample ID, etc.) | 30,000 records (including item, date, time, sample ID, etc.) | |||
| Linear dispersion quantity | 96 Linear dispersions (expandable) | 96 Linear dispersions (expandable) | |||
| printer | Built-in thermal printer | Built-in thermal printer | |||
| Display | 5-Inch high-definition color LCD | 5-Inch high-definition color LCD | |||
| batch Volume | 16/25 water samples/batch | 16/25 water samples/batch | |||
| Colorimetric method | Digestion Colorimetric Tube | Digestion Colorimetric Tube | |||
| Sample compatibility | 16 mm (round), 25mm (round) | 16 mm (round), 25mm (round) | |||
| Communication interface | USB cable, LAN, etc | USB cable, LAN, etc | |||
| exception notification | Blank comparison prompt, overrange prompt, etc | Blank comparison prompt, overrange prompt, etc | |||
| Operating interface | Membrane push-button operation, Chinese/English (optional) | Membrane push-button operation, Chinese/English (optional) | |||
| Power Supply | AC(220V±10%)，50Hz | AC(220V±10%)，50Hz | |||
| Power | 5W | 5W | |||
| Protection level | IP30 | IP30 | |||
| Relative Humidity | ≤ 85% non-condensing | ≤ 85% non-condensing | |||
| Ambient Temperature | 5~40℃ | 5~40℃ | |||
| Host size | 348*250*145mm | 348*250*145mm | |||
| Instrument Weight | Main unit less than 2.6kg | Main unit less than 2.6kg | |||
| COD detection method | Method 1: HJ/T399-2007 standard; Method 2: Import detection method | ||||
| COD Measurement range | 0-10000mg/L；0-15000mg/L | ||||
| Lower limit of COD detection | 3 mg/L；2 mg/L | ||||
| COD digestion environment | 165℃，15min；165℃，20min | ||||
| COD anti-chlorine interference | 1000 mg/L (expandable); 1000 mg/L (expandable) | ||||
| Ammonia nitrogen detection method | HJ535-2009 "Water quality, determination of ammonia nitrogen, Nessler reagent Spectrophotometric method, spec-trophotometry" | Nessler reagent | |||
| Ammonia nitrogen range | 0-50 mg/L | 0~50mg/L | |||
| Ammonia nitrogen detection lower limit | 0.01mg/L | 0.01mg/L | |||
| Ammonia nitrogen digestion environment | No need to digest | No need to digest | |||
| Total phosphorus detection method | GB11893-89 | ||||
| Total Phosphorus range | 0~20mg/L | ||||
| Total phosphorus detection limit | 0.01mg/L | ||||
| Total Phosphorus Digestion | 125℃，30min | ||||
| Turbidity detection method | Spectrophotometric method, spec-trophotometry | ||||
| Turbidity Measurement range | 0 ~ 1000NTU | ||||
| Lower turbidity detection limit | 0.5NTU | ||||
| Turbidity digestion environment | No need to digest | ||||
| Suspended solids detection method | Direct Colorimetry | ||||
| Measurement range of suspended solids | 0~500mg/L | ||||
| Lower limit of suspended solids detection | 2mg/L | ||||
| Suspended solids digestion environment | No need to digest | ||||
| TN detection method | Persulfate oxidation | Persulfate oxidation | |||
| TN range | 0~100mg/L | 0~100mg/L | |||
| TN detection lower limit | 0.5 mg/L | 0.5 mg/L | |||
| TN digestion environment | 125℃，30min | 125℃，30min | |||
Friendly reminder: This page is a comparison of TongAo TR 6900D,TongAo TR 6900NHN.NBCLab only provides you with the similarities and differences of the product in the model and specifications.
For more information about TongAo TR 6900D,TongAo TR 6900NHNsimilarities and differences, please refer to the NBCLab product details.
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