Instrument Principle: When monochromatic light passes through the measured solution, its energy is absorbed. The intensity of light absorption is proportional to the concentration of the measured substance, in accordance with Lambert-Beer's Law: A=log(1/T)=log(I0/I)=a×b×c

Standard "HJ 637-2018 Water Quality - Determination of Petroleum and Animal Oils - Infrared Spectrophotometry" uses tetrachloride to extract petroleum substances from water to determine petroleum content

Compliant Standards:

Complies with standard HJ 637-2018 "Water Quality - Determination of Petroleum and Animal and Vegetable Oils - Infrared Spectrophotometry"

Complies with standard HJ 1077-2019 "Stationary Source Emission - Determination of Cooking Fume and Oil Mist - Infrared Spectrophotometry"

Complies with standard: HJ1051-2019 "Soil - Determination of Petroleum - Infrared Spectrophotometry"

Complies with standard GB18483-2001 "Emission Standard for Cooking Fume"

Complies with standard GB3838-2002 "Environmental Quality Standards for Surface Water"

Complies with standard GB18918-2002 "Discharge Standard of Pollutants for Municipal Wastewater Treatment Plant"

Complies with petroleum standard SY/T0530-2011 "Determination of Oil Content in Oilfield Produced Water by Spectrophotometry"

Complies with oilfield standard DB65/T3998-2017 "Pollution Control Requirements for Comprehensive Utilization of Oily Sludge in Oil and Gas Fields"

Technical Parameters

l Uses pulsed light source for information reception and output

l Technical principle: Motor subdivision drive grating spectrophotometry technology

l Cooling technology: Semiconductor cooling light source to eliminate temperature error

l Baseline drift correction system, output signal without drift

l Blank solvent zeroing: Automatic saving, measurement data: Automatic calculation of results

l Instrument scanning range: 3400 cm?1 to 2400 cm?1 (2930 cm?1, 2960 cm?1, 3030 cm?1)

l Absorbance range: 0.00000～2.00000AU

l Measurement range: 0～80000.00mg/L

l Resolution: 0.001mg/L

l Maximum measurement concentration: 100

l Wavenumber accuracy and repeatability: ±0.5cm?1

l Linear correlation coefficient R＞0.999

l Methyl resolution＞2%

l Sample analysis time: 0~60 seconds

l Ambient temperature: 2℃～40℃, Relative humidity: 10%～90%

Instrument Functions

l Measurement objects: Oil content in water, soil, catering fumes, gases, and other measured substances

l Continuous spectrum scanning function, high-contrast sample spectra, accurately distinguishing oil content results, automatic calculation, automatic saving of 100,000 data entries including results, test spectra, and set conditions. Capable of querying, printing test reports, and featuring mathematical statistics, spectrum display, storage, and other functions.

l Visual operation interface, guided operation procedure.

l Unaffected by room temperature changes; continuous analysis testing with automatic temperature compensation.

l Analysis system compatible with Windows 7, Windows 10, Windows 11

l Fast calibration mode, meeting both standard and metrological specifications, while complying with international standards

l Utilizes imported optical platform system with short optical path and high energy, meeting infrared spectrum characteristics requirements, with good stability and signal-to-noise ratio

l Detachable integrated optical system, making the instrument compact with short optical path and high energy. Spectrophotometry precedes absorption, complying with infrared spectrum characteristics requirements, ensuring good stability and high signal-to-noise ratio.

l 24-bit, 500KHz A/D conversion, high-speed USB2.0 interface, compatible with USB3.0 high-performance electronic system, achieving real-time spectral data acquisition with data authenticity and reliability

l Employs advanced switching power supply light source, reducing heat generation for better system cooling while simplifying instrument structure and improving reliability by minimizing mechanical chopper components.

l Unaffected by room temperature changes: Continuous analysis testing with automatic temperature compensation

l Compatible with various environmentally friendly reagents

l Features instrument calibration coefficient function: Single-point rapid calibration, standard curve calibration, and three national standard material calibrations

l Storage function: Main unit can store sample number, detection time, test results, extraction solvent type, and other information