PRODUCTS


Vasthi Instruments are global leaders in manufacturing of Immersion Type Water Quality Analyzer,Online Water Analyzer and Online Heavy Metal Water Quality Analyzer have been supplying instruments to customers worldwide, Our multidisciplinary team of scientists, physicians, engineers, and regulatory consultants with decades of global experience brings you the quintessential mechanism that provides complete safety accuracy and durability. Vasthi Instruments was formed with visionary thinking and innovative ideas resulting in innovative products and solutions. We enhance our product quality by the continuous process of research and development. We have WIDE range of models to suite various site conditions and processes.


Immersion Type

Immersion Type

Online Immersion Water Quality analyzer

Product Description
Vasthi Instruments adopts the pulse xenon lamp as light source and the ultraviolet optical fiber spectrometer as detector is capable for real-time gathering of absorption spectrum of water pollutants ranging from 200nm to 800nm and real-time analysis of the content of water pollutants by means of chemometric algorithm technology. Optical path as shown below.for more information.
The analyzer includes two parts one is the control box and second is the probe. The control box is installed in the analysis cabin and the probe is submerged in the water and fixed by means of mounting bracket the two parts are connected via cable. The control box provides power supply to the probe and at the same time receives the measurement value from the probe and displays them on the interface.Download Catalog and Specification Sheet[…]

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ONLINE WATER ANALYZER


Online Ammonia Nitrogen Water Analyzer

Online Ammonia Nitrogen Water Analyzer

Product Description
Vasthi Instruments on the basis of VEDet-500- automatic ammonia-nitrogen water quality analyzer (Nessler reagent colorimetric method), currently offers two options, one for the direct injection, colorimetric measurement program, that is, direct method for sewage treatment plant exports and other water quality Stable and clean[…]
Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online CODcr Water Analyzer

Online CODcr Water Analyzer

Product Description
Vasthi Instruments on the basis of CODve-500 CODcr water quality on-line automatic analyzer is a new type of automatic on-line analyzer for measuring chemical oxygen demand (COD) of sewage. The analyzer uses the latest photoelectric measurement, high temperature and high pressure digestion, digestion and color integration technology, with measurement accuracy, low detection limit, high reliability, strong adaptability and so on[…]
Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online Phosphours Water Analyzer

Online Phosphours Water Analyzer

Product Description
Vasthi Instruments on the basis of Online Phosphours Water Analyzer under neutral conditions, the sample is digested by potassium phosphorus converting all of phosphorus into orthophosphate. Then under acidic conditions, orthophosphate reacts with molybdate and oxygen antimony potassiumtatrate,generating phosphomolybdic acid[…]
Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online Total Nitrogen Water Analyzer

Online Total Nitrogen Water Analyzer

Product Description
Vasthi Instruments on the basis of Online Total Nitrogen Water Analyzer under more than 60°C in aqueous solution, potassium per sulfate can be completely decomposed into potassium bisulfate and atomic oxygen and at 120°C~124°C conditions, the automic oxygen can make the nitrogen of nitrogen compound in water samples element oxidize to nitrate,andorganic matter are also oxidized and decomposed simultaneously[…]
Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online Total Nitrogen Water Analyzer

Online Permanganate Water Analyzer

Product Description
Vasthi Instruments on the basis of Online Permanganate Water Analyzer use the acidic potassium permanganate spectrophotometer to measure the organic matter content of water.Theorganic matter in the water is dispelled and oxidized by the acidic potassium permanganate is measured in 535 nm[…]
Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online Total Nitrogen Water Analyzer

Online Cyanide Water Analyzer

Product Description
Vasthi Instruments on the basis of under the condition of weak acid, cyanide of water samples and chloramines T generate chloramines cyanide, and then react with isonicotinic acid, after the hydrolysis generate pentene dialdehyde,finally,together with barbituric acid generate purple blue compounds[…]
Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online BOD Water Analyzer

Online BOD Water Analyzer

Product Description
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Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online UV254 Water Analyzer

Online UV254 Water Analyzer

Product Description
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Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online Nitrate Water Analyzer

Online Nitrate Water Analyzer

Product Description
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Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online TOC Water Analyzer

Online TOC Water Analyzer

Product Description
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Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online Turbidity Water Analyzer

Online Turbidity Water Analyzer

Product Description
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Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online TSS Water Analyzer

Online TSS Water Analyzer

Product Description
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Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online Color Water Analyzer

Online Color Water Analyzer

Product Description
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Product Features
Core components imported, high reliability, Long lifetime, suitable for long time on-time monitoring.Photoelectric measurement method makes accurate sampling with low injection error.Unique hybrid technology of bubble agitation ensures through mixing of samples and reagents[…]

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Online Heavy Metal Water Quality Analyzer



Online THg Water Analyzer

Online THg Water Analyzer

Product Description

Vasthi Instruments based on “HJ 597-2011” national standard cold atomic absorption method, the mercury-containing compounds in the water samples are reduced to mercury element by stannous chloride, and the water samples , And the THg content in the water sample was calculated by measuring the selective absorption of mercury vapor in the mercury lamp[…]
Product Features
High reliability, low maintenance
The key components are imported parts, high reliability, long life, suitable for long-term on-linemonitoring[…]

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Online TZn Water Analyzer

Online TZn Water Analyzer

Product Description

Vasthi Instruments on the basis of VEDet-500 TZn colorimetric heavy metal water quality online analyzer using high sensitivity analysis.In the high temperature closed conditions, the use of persulfate in water samples of zinc compounds into zinc ions, in alkaline medium, zinc ions and zinc reagent to form a strong absorption in the characteristic wavelength of the compound[…]
Product Features
High reliability, low maintenance
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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Online TMn Water Analyzer

Online TMn Water Analyzer

Product Description

Vasthi Instruments on the basis of VEDet-500TMn colorimetric heavy water quality on-line analyzer based on “HJ / T344-2007” water quality of the total manganese measurement of the national standard method. In alkaline medium, Mn (Ⅱ) in water sample is oxidized to Mn (Ⅳ) and Mn (Ⅳ) forms brown compound with formaldehyde oxime[…]
Product Features
High reliability, low maintenance
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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Online TAs Expelled Water Analyzer

Online TAs Expelled Water Analyzer

Product Description

Vasthi Instruments on the basis of VEDet-500TAs colorimetric method of heavy metal water quality online analyzer based on the new national standard silver salt colorimetric method, through the pre-reaction of hydrogen generated water samples of arsenic compounds in the full conversion of arsine gas, arsine gas is absorbed liquid And then reacted with the silver salt to form a compound having strong absorption in the characteristic wavelength band[…]
Product Features
High reliability, low maintenance
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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Online TAs Colorimetric Water Analyzer

Online TAs Colorimetric Water Analyzer

Product Description

Vasthi Instruments on the basis of VEDet-500TAs colorimetric heavy metal water quality on-line analyzer uses highly sensitive analytical methods. In acid medium, the arsenic in the water reacts with the arsenic reagent to form a compound with strong absorption at the characteristic wavelength[…]
Product Features
High reliability, low maintenance.
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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Online TCu Water Analyzer

Online TCu Water Analyzer

Product Description

Vasthi Instruments on the basis of VEDet-500TCu colorimetric heavy metal water quality online analyzer using high sensitivity analysis. (Ⅱ) is decomposed into Cu (Ⅱ) in aqueous solution by using persulfate under high temperature and H2SO4 is oxidized by hydroxylamine hydrochloride to Cu (Ⅰ) in acidic medium. Cu (Ⅰ) reacts with bathocuproine The reaction forms compounds with strong absorption at the characteristic wavelengths[…]
Product Features
High reliability, low maintenance
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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Online TNi Water Analyzer

Online TNi Water Analyzer

Product Description

Vasthi Instruments on the basis of VEDet-500TNi colorimetric heavy water quality on-line analyzer based on “GB 11910-89” total nickel water quality measurement of the national standard method. The nickel-containing compounds in the water sample were decomposed into nickel ions by using the persulfate salt under high-temperature confined conditions[…]
Product Features[
High reliability, low maintenance
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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Online TPb Water Analyzer

Online TPb Water Analyzer

Product Description

Vasthi Instruments on the basis of VDet-5000 TPb colorimetric heavy metal water quality online analyzer using high sensitivity analysis. In the high-temperature confined condition, the persulfate is used to decompose the lead-containing compound into Pb (II), and the Pb (superscript 2+) reacts with the porphyrin to form a strong absorption in the characteristic wavelength[…]
Product Features
High reliability, low maintenance.
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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Online TCr Water Analyzer

Online TCr Water Analyzer

Product Description

Vasthi Instruments on the basis of VEDet-500Cr6VEDet-500TCr colorimetric heavy metal water quality on-line analyzer is added with water sample digestion module and flow. Cr (Ⅲ) in water sample is converted to Cr (Ⅵ), and water sample Of the organic matter is also broken down into simple inorganic[…]
Product Features
High reliability, low maintenance.
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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Online Cr6 Water Analyzer

Online Cr6 Water Analyzer

Product Description

Vasthi Instruments on the basis of VEDet-500Cr6 colorimetric heavy water quality on-line analyzer based on “GB7467-87” water quality of the national standard method of measuring hexavalent chromium principle. In the acidic medium, hexavalent chromium in water reacts with diphenylcarbazide to form a purple-red compound[…]
Product Features
High reliability, low maintenance.
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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Online Cr/Tcr Water Analyzer

Online Cr/Tcr Water Analyzer

Product Description

Vasthi Instruments in the acidic medium, hexavalent chromium reacts with diphenylcarbazide to produce a purple-red compound in a chroma that is proportional to the hexavalent chromium content of the sample[…]
Product Features
High reliability, low maintenance.
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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Online TPn Water Analyzer

Online TPn Water Analyzer

Product Description

Vasthi Instruments on the basis of VEDet-500TPN Water Analyzer is a new type of automatic on-line analyzer for simultaneous measurement of total phosphorus, total nitrogen and chemical oxygen demand (UV) in water. VEDet-500TPN adopts the latest photoelectric measurement, UV-visible full spectrum Measurement and other technologies, with measurement accuracy, high integration, low detection limit, high reliability, strong adaptability and so on[…]
Product Features
High reliability, low maintenance.
The key components are imported parts, high reliability, long life, suitable for long-term on-line monitoring[…]

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