TongAo TR 6900NHP and TongAo TR 6900NHPN compare

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Model selection comparator If you have any questions, please click below Service	TongAo TR 6900NHP Desktop STIP-scan 16600.0 RMB China Detail	TongAo TR 6900NHPN Desktop STIP-scan 20800.0 RMB China Detail

Model comparison

Type	Multiparameter	Multiparameter
Style	desktop	desktop
Measurement parameters	TP NH3-N NTU Miscellaneous	TN TP NH3-N NTU Miscellaneous
Accessories

Parameter comparison

Measurement parameters	Ammonia nitrogen, total phosphorus, turbidity, suspended solids	Ammonia nitrogen, total phosphorus, total nitrogen, turbidity, suspended solids
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	348250145mm	348250145mm
Instrument Weight	Main unit less than 2.6kg	Main unit less than 2.6kg
Ammonia nitrogen detection method	HJ535-2009 Nessler's reagent Spectrophotometric method, spec-trophotometry	Nessler reagent
Ammonia nitrogen range	0~50mg/L	0~50mg/L
Ammonia nitrogen detection lower limit	0.01 mg/L	0.01mg/L
Ammonia nitrogen digestion environment	No need to digest	No need to digest
Total phosphorus detection method	GB11893-89 Ammonium molybdate Spectrophotometric method, spec-trophotometry	ammonium molybdate method
Total Phosphorus range	0~20mg/L	0~20mg/L
Total phosphorus detection limit	0.01mg/L	0.01mg/L
Total Phosphorus Digestion	125℃，30min	125℃，30min
Turbidity detection method	Spectrophotometric method, spec-trophotometry	Spectrophotometric method, spec-trophotometry
Turbidity Measurement range	0 ~ 1000NTU	0 ~ 1000NTU
Lower turbidity detection limit	0.5NTU	0.5NTU
Turbidity digestion environment	No need to digest	No need to digest
Suspended solids detection method	Direct Colorimetry	Direct Colorimetry
Measurement range of suspended solids	0~500mg/L	0~500mg/L
Lower limit of suspended solids detection	2mg/L	2mg/L
Suspended solids digestion environment	No need to digest	No need to digest

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