UV visible spectrophotometer Multi-parameter water quality tester LH-3BA(V12)

Short Description:

LH-3BA(V12) ultraviolet-visible intelligent multi-parameter water quality instrument is an intelligent full-band analysis instrument developed by our company. This machine can be used as a professional total nitrogen analyzer, a professional multi-parameter water quality instrument, and a UV-visible spectrometer. Photometer. Powerful functions, simple operation, accurate measurement, and convenient service are the biggest features of this instrument.

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Product Introduction

The test items are based on national industry standards, COD-《HJ/T 399-2007》, ammonia nitrogen-《HJ 535-2009》, total phosphorus-《GB11893-89》, total nitrogen-《HJ 636-2012》;

The performance of the photometer meets the Level 2 requirements of the "JJG-178 Verification Procedure for Ultraviolet, Visible and Near-Infrared Spectrophotometers".

Functional characteristics

1, Verification procedures: in line with the Level 2 requirements of "JJG-178 UV, Visible, Near Infrared Spectrophotometer Verification Procedure";

2, Equipped with a multifunctional single colorimetric cell, compatible with 10mm, 20mm, 30mm cuvettes and φ16mm tube colorimetry, the single colorimetric cell has an upgraded limit function, which greatly improves the consistency and accuracy of sample measurement;

3, Simple maintenance: unique socket-type tungsten lamp/deuterium lamp, lamp replacement without optical debugging, equipment maintenance is easier;

4, Professional total nitrogen determination: can be used as a professional total nitrogen determination instrument, automatic switching of ultraviolet dual wavelengths, simple and easy to use, flexible and efficient, good wavelength repeatability, precise results, direct concentration reading;

5, Preset curve: 74 preset measurements mode, 360 curves, including 277 standard curves and 83 fitting curves;

6, Supporting reagents: equipped with complete professional consumable reagents, the working steps are greatly reduced, and the measurement is simpler and more accurate;

7, Accurate measurement: imported high-quality holographic grating is used to further reduce the stray light of the instrument, making the instrument analysis more accurate;

8, Convenient operation: 7-inch color touch screen, humanized design, direct concentration reading, Chinese display interface;

9, Data processing: 12,000 sets of data can be stored and can be viewed freely, support instant printing, and can be uploaded to the computer;

10, Supporting digestion instrument: standard 30-hole dual-temperature zone multi-parameter digestion instrument, which can digest two indicators of different temperature water samples at the same time, saving time.

Technical Parameters

Technical Parameters
Instrument Name	UV Visible Intelligent Multi Parameter Water Quality Analyzer	Instrument model	LH-3BA（V12）
Wavelength range	（190~1100）nm	Spectral bandwidth	2.0nm
Wavelength Repeatability	≤±0.2nm（190-340nm）	Wavelength accuracy	±0.5nm（190-340nm）
Wavelength Repeatability	≤±0.5nm（340-1100nm）	Wavelength accuracy	±1.0nm（340-1100nm）
Stray	≤0.2%（220nm、360nm） ≤0.5%（420nm）	Transmittance accuracy	±0.5%
Transmission density repeatability	≤0.2%	Wavelength Resolution	0.1nm
Baseline flatness	≤±0.002A	Instrument noise	≤0.1%（transmittance0%）
Data Storage	12000	Instrument noise	≤0.2%（transmittance100%）
Physical parameters
display	7-inch color touch screen	Print	Thermal line printer
Data transmission	USB、 infrared	Instrument weight	12.5Kg
External dimensions	（450×341×223）mm
Environment and working parameters
Ambient temperature	（5~40）℃	Ambient humidity	Relative humidity ≤ 85% RH (without condensation)
Rated voltage	AC220V±10%/50Hz	Rated power	80W

Testing items	Analysis method	Range(mg/L)	Testing items	Analysis method	Range(mg/L)
COD	Rapid digestion spectrophotometry	20~15000	Ammonia nitrogen 1	Nessler's reagent spectrophotometric method	0.05~80
Ammonia nitrogen 2	Salicylic acid spectrophotometric method	0.5~50	Total phosphorus	Ammonium molybdate spectrophotometric method	0~7.5
High range of total phosphorus	Vanadium molybdenum yellow spectrophotometric method	2~100	Total nitrogen	UV spectrophotometer method	0~80
Total nitrogen	Color changing acid spectrophotometric method	0~100	Turbidity	Fulmazhen spectrophotometric method	0.5~400
Suspended solids	Direct colorimetric method	0~1000	Permanganate index	Potassium permanganate oxidation spectrophotometric method	0.3~20
Nitrate nitrogen	Color changing acid spectrophotometric method	0~100	Nitrite nitrogen	Naphthalene ethylenediamine hydrochloride spectrophotometric method	0~6
Residual chlorine and total chlorine	DPD spectrophotometric method	0~1.5	Phosphate	Ammonium molybdate spectrophotometric method	0~25
Sulfate	Barium chromate spectrophotometric method	3~1250	Fluoride	Fluorine reagent spectrophotometric method	0~12
Sulfide	Methylene blue spectrophotometric method	0~6	Cyanide	Isonicotinate barbituric acid spectrophotometric method	0~0.45
Iron	Phenanthroline spectrophotometric method	0~50	Total chromium/hexavalent chromium	Diphenylcarbazide spectrophotometric method	0~5
Chroma	Platinum cobalt color system	0~2000Hazen	Zinc	Zinc reagent spectrophotometric method	0~20
Copper	BCA spectrophotometric method	0~50	Nickel	Dimethylglyoxime spectrophotometric method	0~40
Lead	Xylenol Orange spectrophotometric method	0~5	Cadmium	Cadmium reagent spectrophotometric method	0~5
Manganese	Potassium periodate oxidation spectrophotometric method	0~50	Silver	Cadmium reagent 2B spectrophotometric method	0~8
Antimony	5-Br-PADAP photometric method	0~12	Aniline	Naphthalene ethylenediamine hydrochloride spectrophotometric method	0~16
Nitrobenzene	Naphthalene ethylenediamine hydrochloride spectrophotometric method	0~25	Volatile phenol	4-aminoantipyrine spectrophotometric method	0~25
Formaldehyde	Acetylacetone spectrophotometric method	0~50	Trace arsenic	New silver salt spectrophotometric method	0~0.012
Total arsenic	Ag (DOC) photometric method	0~5	Mercury	Dithiazone photometric method	0-2
Anionic surfactant	Methylene blue spectrophotometric method	0~2	Boron	Curcumin photometric method	0~20
Lodide	Catalytic colorimetric method	≥0.01	Hydrazine hydrate	Methyl aminobenzaldehyde spectrophotometric method	0-10
Carbon disulfide	Diethylamine copper acetate spectrophotometric method	0-15	Triethylamine	Bromophenol blue spectrophotometric method	0-0.4
Thiocyanate salt	Isonicotinate pyrazolone spectrophotometric method	0-15	Beryllium	Chromium Tianqing S spectrophotometric method	0-40
Trichloroacetaldehyde	Pyrazolone spectrophotometric method	0-20	Vanadium	Tantalum reagent (BPHA) extraction spectrophotometric method	0-100
Barium	Chromate indirect spectrophotometric method	0-30	Uranium	TROP-5-Br-PADAp photometric method	0-16
Thorium	Uranium reagent III photometric method	0-30	Cobalt	5-Chloro-2- (Pyridylazo) -1,3-Diaminobenzene spectrophotometric method	0-1.6