Graphite Furnace SpectroPhotoMeter

The graphite furnace spectrophotometer atomizes samples by electrically heating a graphite tube. The atomic vapor absorbs light at specific wavelengths, and the absorbance is measured to determine elemental content. It is used for detecting trace elements such as heavy metals like lead and cadmium in coatings and inks, as well as monitoring raw material impurities in the plastics and paper industries.
Selection
When selecting, consider the types of elements to be detected and the detection limit requirements, match the sample matrix processing capabilities, pay attention to the lifespan and replacement cost of graphite tubes, review the instrument's heating rate and temperature control accuracy, and confirm that the autosampler and data processing functions are compatible with the laboratory's operational workflow.

Terms

Standards

Instruments

It can process 20 samples at the same time, the temperature control accuracy is +/- 1 ℃, and the corrosion resistance design and special oxidation resistance graphite block are used to ensure that the samples are heated evenly and have a long service life.

$ 1927.00

Using high purity graphite material and fuzzy PID temperature control technology, temperature control accuracy +/- 0.1 ℃, with over-temperature alarm, temperature self-setting and thermostatic timing function, panel size 400 * 300mm.

$ 808.00

Temperature range RT +~ 400 ℃, high purity graphite + PFA coating heating method, monitoring accuracy +/- 0.5 ℃, suitable for a variety of sample pretreatment, support microwave digestion pretreatment and acid rush.

Using high purity graphite PFA coating heating method, Temperature range RT +~ 400 ℃, monitoring accuracy +/- 0.5 ℃, digestion number of 20 holes, suitable for a variety of sample pretreatment, atomic absorption and other analytical instruments.

Graphite electRode to reduce Polarization effect, automatic temperature compensation to ensure accuracy, Measurement range EC 0-3999μS/cm, TDS 0-2000ppm, resolution up to 1μS/cm, suitable for harsh environments.

$ 306.00

Temperature range RT +~ 400 ℃, high purity graphite + PFA coating heating method, monitoring accuracy +/- 0.5 ℃, suitable for a variety of sample pretreatment needs.

Temperature control accuracy of +/- 0.1 ℃, using fuzzy PID control technology, with over-temperature alarm and temperature self-tuning function, heating material is high purity graphite, panel size 600 * 400mm.

$ 1332.00

Temperature control accuracy +/- 0.1 ℃, Temperature range RT +~ 450 ℃, using fuzzy PID control to achieve fast stability and small overshoot, with over-temperature alarm and self-tuning function, heating material is high purity graphite.

$ 912.00

The width is 5cm, the optical path is 10mm, and the dimensions are 12.5 × 52.5 × 45mm, which is suitable for the use of Spectrophotometer to ensure Optical inspection detection accuracy.

$ 114.00

Width 2cm, optical path 10mm, dimensions 12.5 × 22.5 × 45mm, specially designed for Spectrophotometer matching Cuvette, to ensure Optical inspection detection accuracy.

$ 101.00

The width is 3cm, the optical path is 10mm, and the dimensions are 12.5 × 32.5 × 45mm. As a special accessory for Spectrophotometer, it ensures the stability of the optical path and the accuracy of measurement.

$ 106.00

PID microchip control to achieve +/- 0.5 ℃ temperature control accuracy, surrounded by heating to ensure that the temperature difference between holes ≤ +/- 1 ℃, high purity graphite heating material acid and alkali corrosion resistance, double-decked insulation design to improve safety and efficiency.

$ 1558.00

Using high purity graphite + PFA coating heating method, temperature control accuracy +/- 0.5 ℃, digestion number of 25 holes, suitable for microwave digestion pretreatment and acid treatment, supporting a variety of analytical instruments.

The maximum temperature is 1200 ° C, the Furnace volume is 16L, and the 30-segment programmable control is used to achieve precise temperature control. The safety switch of the Furnace door and the design of the corrosion resistance Furnace improve the operation safety and durability.

$ 1716.00

With 30-stage programmable control function, the maximum temperature is 1000 ℃, the Furnace volume is 2L, the refractory brick Furnace and stainless steel material are used, and the heat loss is small and the Temperature uniformity is good.

$ 927.00

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.
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.
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.
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.
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.
Application of Spectrophotometry in Heavy Metal Detection
A spectrophotometer detects heavy metal concentrations by utilizing the absorption of light at specific wavelengths by substances, following the principle of the Lambert-Beer law. During detection, heavy metal ions react with chromogenic agents to form colored complexes, and the concentration is determined by measuring absorbance and comparing it against a standard calibration curve.
Guide to Avoiding Pitfalls When Purchasing a Spectrophotometer
When selecting a spectrophotometer, it is essential to first understand its working principle based on the Lambert-Beer law, as this helps in assessing the rationality of the instrument's design.
Practical Application of Spectrophotometer in COD, Ammonia Nitrogen, and Total Phosphorus Determination
This article introduces the practical applications of spectrophotometers in measuring key water quality indicators—Chemical Oxygen Demand (COD), Ammonia Nitrogen, and Total Phosphorus.
Application of UV-Visible Spectrophotometer in the Detection of Heavy Metals in Water
This article introduces the application of ultraviolet-visible spectrophotometry in the detection of heavy metals in water.
How to Choose the Right Spectrophotometer
When selecting a spectrophotometer, it is essential to start from the actual analytical needs, clearly defining the required wavelength range (ultraviolet, visible, or infrared) and the type of detection. Key evaluations should focus on core specifications of the optical system, such as wavelength accuracy, beam type, and stray light levels.