Atomic Absorption PhotoMeter

Atomic absorption spectrophotometers utilize ground-state atoms to absorb light of specific wavelengths, measuring absorbance to determine the concentration of elements. They are used to detect the content of metal elements and are suitable for sample analysis in fields such as environmental monitoring, food safety, and chemical industries.
Selection
When selecting, consider the types of elements to be detected and the concentration range, configuring flame and graphite furnace methods as needed. Focus on instrument stability, detection limits, and background correction capabilities. Choose the level of automation based on sample volume and evaluate operational costs in conjunction with the budget.

Terms

Standards

Instruments

Measurement range is 5-200mm Graduation 1mm, and smooth operation is realized by eccentric lifting mechanism, which is suitable for capillary liquid absorption height measurement.

$ 688.00

Measurement range 0-200mm, using Krem design principle, suitable for capillary liquid absorption height determination, Graduation accuracy to 1mm.

$ 606.00

The instrument can simultaneously measure 10 samples, equipped with 5 Graduation 1mm engraving rulers, suitable for the detection of unglued paper with a capillary liquid absorption height of more than 5mm.

$ 569.00

Test area of 100cm ², press roller mass 10kg, can accurately determine the surface of the paper liquid absorption mass, in line with international standards.

$ 533.00

The ink wiping speed is 15.5 +/- 1.0cm/min, the opening area of the ink coating platen is 20 +/- 0.4cm ², and the ink absorption time is 120 +/- 5s. It is controlled by 4.3 inch color Touchscreen, which is suitable for the absorption performance measurement of paper inks.

$ 3946.00

Using stainless steel material corrosion resistance, special sink design anti-leakage, Measurement range 0-200mm, suitable for thickness less than or equal to 1.5mm capillary liquid absorption height determination.

$ 688.00

The ink wiping speed is 15.5cm/min, the opening area of the ink coating platen is 20cm ², and the ink absorption time is 120s. The test process is automatically controlled to accurately determine the absorption capacity and penetration performance of the paper to inks.

$ 4124.00

The Cobb test method is used to determine the water absorption value per unit area, the test area is 100cm ², the cylinder height is 50mm, and it is equipped with Basis Weight 200-250g/m2 absorbent paper, which meets the requirements of ISO535 and GB/T1540 standards.

$ 440.00

Test area of 100cm ², cylinder height of 50mm, can accurately determine the unit area of paper and Cardboard in the specified time surface absorption of water, using the Cobb test method for surface Water Absorbency test.

$ 451.00

Using 15.5cm/min ink wiping speed, equipped with 0.1mm ink coating platen, the test process is precisely controlled by 4.3 inch Touchscreen, which can accurately determine the absorption capacity of the material to the inks vehicle.

$ 2784.00

High Accuracy Sensor is used to ensure stable and reliable weighing, reaction time is less than 2 seconds, maximum range is 2200g, readability accuracy is 0.01g, standard water absorption kit and a variety of interface options.

$ 921.00

Using 100cm ² standard test area and 100ml test water, equipped with 10kg pressure roller to ensure uniform pressure of the sample, can accurately measure the liquid absorption in different time periods from 30s to 1800s, to meet a variety of test needs.

$ 701.00

The test area is 100cm ² and the press roller mass is 10kg, which can accurately determine the Water Absorbency of the paper surface, and is suitable for the quality control and detection and analysis of the adhesive paper.

$ 554.00

The surface water absorption of paper and Cardboard was measured by Cobb test method, the test area was 100 +/- 0.2cm ², and the mass of the pressing roller was 10 +/- 0.5kg. The water absorption value of Cobb can be accurately calculated.

$ 493.00

The Water Absorbency of paper surface was measured by Cobb test method, the test area was 100cm ², the cylinder height was 50mm, the absorbent paper Basis Weight was 200~ 250g/m2, and the pressure roller mass was 10kg to ensure the accuracy of the test.

$ 648.00

Articles

Use of Fluorescence Spectrophotometer in Measuring Excitation and Emission Spectra of Anti-Counterfeiting Fluorescent Inks
This article introduces the application of fluorescence spectrophotometry in the spectral measurement of anti-counterfeiting fluorescent inks, including instrument calibration, sample preparation, and methods for measuring excitation and emission spectra.
UV spectrophotometer for measuring residual monomers in polymer solutions.
This article introduces a method for determining residual monomers in polymer solutions using ultraviolet spectrophotometry. The principle relies on the characteristic absorption of monomers in the ultraviolet region, calculating their content based on the relationship between absorbance and concentration.
UV-Vis-NIR spectrophotometer measures the transmittance of anti-reflection coatings.
This article introduces the method of measuring the transmittance of anti-reflective coatings using a UV-Vis-NIR spectrophotometer. The instrument is based on the Beer-Lambert law, calculating transmittance by comparing the light intensity of the sample and the reference, covering a wide spectral range from ultraviolet to near-infrared.
Atomic Absorption Spectrometer for Measuring Heavy Metal Content in Rubber
This article introduces a method for determining the heavy metal content in rubber using atomic absorption spectrometry. It first explains that rubber may contain harmful elements such as lead and cadmium, which require accurate measurement.
Determination of Transmittance of Resin Solutions Using UV-Visible Spectrophotometer
This article introduces the method of measuring the transmittance of resin solutions using a UV-Vis spectrophotometer.
Determination of free amino acid content in protein solutions using a microtitration apparatus.
This article introduces a method for determining the free amino acid content in protein solutions using a microtiter plate reader. It is based on the ninhydrin color reaction, where amino acids react with the reagent under specific conditions to produce colored compounds, and the concentration is calculated by measuring the absorbance.
Operating Specifications for the Determination of Hexavalent Chromium Content in Wastewater Using Colorimetric Titration Apparatus
This article introduces the standard operating procedure for determining hexavalent chromium content in wastewater using a colorimetric titrator. The method is based on the reaction between hexavalent chromium and diphenylcarbazide under acidic conditions to form a purplish-red complex, with the titration endpoint determined by monitoring changes in absorbance at a wavelength of 540 nanometers.
Wavelength selection for the determination of sulfate content in water quality using photometric titrator
This article discusses how to select the wavelength when using a photometric titrator to determine the sulfate content in water. The core issue lies in the fact that wavelength selection directly affects the accuracy and anti-interference capability of the detection.
Atomic Absorption Spectrometer for Determining Heavy Metal Content in Coatings
This article introduces a method for determining the content of heavy metals such as lead, cadmium, chromium, and mercury in coatings using atomic absorption spectroscopy. The method is based on the absorption of characteristic wavelength light by atoms for quantification. It requires acid digestion pretreatment of coating samples and optimization of instrument conditions to improve accuracy.
UV-Vis Spectrophotometer Measures Ink Pigment Concentration
This article introduces the method of measuring the concentration of ink pigments using a UV-Vis spectrophotometer. The principle is based on the Lambert-Beer law, which calculates the concentration by measuring the absorbance of the pigment solution at specific wavelengths.
The role of spectrophotometers in ink color matching
The spectrophotometer objectively quantifies color by measuring the spectral data of ink. Based on the Lambert-Beer law, it converts color into calculable spectral values, replacing traditional methods that rely on the human eye and experience.
Application of UV Spectrophotometer in the Determination of Lignin in Pulp
This article introduces the application of ultraviolet spectrophotometry in determining the lignin content in pulp. Lignin is a key component affecting pulp quality. This method utilizes the characteristic absorption of lignin under ultraviolet light for measurement, offering simple and rapid operation.
Determination of Chromaticity Value of Pulp by Spectrophotometry
This article introduces the method for determining pulp chromaticity using spectrophotometry. It first explains the importance of chromaticity for pulp quality, then details the basic principles of spectrophotometry, which quantifies color by measuring the reflection of light from the pulp, typically expressed using the CIELAB color system.
Difference between dual-beam and array spectrophotometers
This article aims to systematically elucidate the core differences between double-beam and array-type spectrophotometers in terms of working principles, optical structures, performance characteristics, and applicable scenarios, providing clear technical references for professionals in related fields.
Spectrophotometric Determination of Sulfur Content by Ultraviolet Fluorescence Method
The determination of sulfur content by ultraviolet fluorescence spectrophotometry involves burning the sample to convert sulfur into sulfur dioxide, which is then excited by ultraviolet light to produce fluorescence for detection.