Functional Features Details
The detailed introduction of the functions of HX-B water quality analyzer is as follows
color liquid crystal display
The handheld water quality tester adopts a color LCD display screen, a pure Chinese operation interface, and a user-friendly design,
The human-computer interaction interface is user-friendly.
Handheld box design
Handheld box design, lightweight, aesthetically pleasing, and easy to carry.
Automatic calibration curve
The handheld water quality analyzer can automatically calibrate the measurement curve, automatically zero, and is easy to operate.
Comes with practical accessories
3 graduated droppers, 4 reagent bottles, and 4 colorimetric bottles.
Instrument information parameters
The product parameters details of HX-B water quality analyzer are as follows
Instrument Name HX-B type water quality tester Curve parameters No conversion required, direct reading of measurement results
Clock Built in real-time clock with a monthly cumulative error of less than 10 seconds Record storage 256 measurement results, no loss due to power failure
display Color backlit display, working power supply for Chinese operation interface 5 No. 5 batteries
ambient temperature (5-40) ℃ ambient humidity Relative humidity<85% RH (non condensing)
External dimensions 330mm * 300mm * 170mm Weight 3.0kg
Measurable indicators
Can be freely matched according to needs
The measurement method for measuring indicators is based on the standard measurement range (can be diluted in excess range) to determine the measurement error
COD (high range) Rapid catalytic method HJ/T399-2007 5~10000mg/L ≤±5%
COD (low range) Rapid catalytic method HJ/T399-2007 5~150mg/L ≤±5%
CODMn acid digestion spectrophotometric method GB11892-89 0~50mg/L range (segmented) ≤± 8%
Ammonia nitrogen Nessler's colorimetric method HJ535-2009 0.01mg/L~50mg/L ≤± 5%
total phosphorus Ammonium molybdate method GB·11893-89 0.01mg/L~24mg/L ≤±5%
total nitrogen Peroxysulfate oxidation method, recognized by the US EPA, method 0~100mg/L ≤± 5%
nitrate nitrogen Chromium acid transformation method recognized by the US EPA, method 0~100mg/L ≤±5%
Nitrite nitrogen diazotization method GB7493-87 0~6mg/L ≤±5%
Residual chlorine DPD method HJ586-2010 0.01mg/L~10mg/L ≤± 5%
total chlorine DPD method HJ586-2010 0.01mg/L~10mg/L ≤±5%
chlorine dioxide DPD method Adaptation of the "Standard Testing Methods for Water and Wastewater" to 0.01mg/L~5mg/L ≤± 5%
hexavalent chromium Diphenylcarbazide method GB7467-87 0.01mg/L~5mg/L ≤± 5%
chroma spectrophotometry Standard Testing Methods for Water and Wastewater 0~500Hazen ≤±5%
turbidity Platinum cobalt colorimetric method GB·13200-91 0~400NTU ≤±5%
Suspended solids Spectrophotometriclaw Enterprise standard 0~500mg/L ≤± 5%
sulfate Turbidity colorimetric method Adaptation of "Standard Testing Methods for Water and Wastewater" 0~200mg/L ≤±5%
fluoride Fluorine reagent method HJ488-2009 0~12mg/L ≤±5%
barium Enterprise standard for sodium tetraphenylborate turbidity method 0.01mg/L~30mg/L ≤± 5%
aniline Naphthalene ethylenediamine azo photometric method GB1189-89 0.01mg/L~20mg/L ≤± 5%
phosphate Ammonium molybdate spectrophotometric method GB11893-89 0.01mg/L~24mg/L ≤±5%
sulfide methylene blue spectrophotometry GB/T16489-1996 0.005mg/L~12mg/L ≤±5%















