BioluminoMeter

The biophotometer measures the intensity of fluorescence or chemiluminescence in biological samples to reflect metabolic indicators such as ATP concentration. It is used for rapid microbial detection, hygiene monitoring, and cell viability analysis, with regular applications in the food, pharmaceutical, and environmental fields.
Selection
Select the corresponding detection mode based on the type of detection sample, considering whether the detection limit and linear range meet the requirements. Pay attention to the instrument's repeatability and anti-interference capabilities, and make a comprehensive judgment by combining operational complexity and maintenance costs.

Terms

Standards

Instruments

Dual channel LED digital display, using silicon Photocell, photovoltaic cell detection, measurement Repeatability relative standard deviation ≤ 2%, can simultaneously detect various elements of potassium, sodium, lithium, calcium and barium, the sample amount is small and Sensitivity is high.

$ 1493.00

Silicon Photocell, photovoltaic cell detection to ensure accurate and stable measurement, can simultaneously detect potassium, sodium, lithium, calcium and barium elements, small sample Sensitivity, with automatic ignition and flameout protection function safe and reliable.

$ 1493.00

Dual-channel LED digital display, Silicon Photocell, photovoltaic cell detection to ensure accurate and stable, potassium, sodium, lithium, calcium and barium multi-element simultaneous detection, Sensitivity is high and the sample amount is small, Linearity ≤ 0.07.

$ 1493.00

Dual channel LED digital display, potassium and sodium can be detected at the same time, lithium calcium function expansion, silicon Photocell, photovoltaic cell detection accuracy is high, Linearity ≤ 0.07, detection limit is as low as 0.004mmol/L, sample volume is small Sensitivity is high, flameout protection is safe and reliable.

$ 1493.00

Dual-channel LED digital display clear reading, button automatic ignition fast and reliable, can simultaneously detect potassium and sodium and support lithium calcium barium measurement, using silicon Photocell, photovoltaic cell detection accuracy, small sample Sensitivity, with flameout protection safety function.

$ 1493.00

Dual channel LED digital display, potassium and sodium detection and have lithium calcium function, using silicon Photocell, photovoltaic cell to ensure measurement Stability, small sample Sensitivity, with flameout protection safety design.

$ 2042.00

Dual channel LED digital display, potassium and sodium can be detected at the same time, lithium calcium detection function, silicon Photocell, photovoltaic cell detection is accurate and stable, the sample amount is small and Sensitivity is high, Linearity ≤ 0.005, detection limit ≤ 0.004.

$ 1493.00

The activated aluminum oxide ball is used as the adsorption medium, which can adsorption water vapor and chemical corrosion harmful gases, and the oil blocking rate is more than 99%.

$ 146.00

Dual channel LED display, automatic ignition design, using silicon Photocell, photovoltaic cell detection, Sodium Measurement range 0.0-200 mmol/L, Lithium Measurement range 0-15mmol/L, Sensitivity is high and the sample volume is small.

$ 1493.00

The principle of vacuum adsorption is used to ensure that the substrate is flat, the high-quality aluminum alloy material is matched with 176 vacuum holes, the hole spacing is 18mm, and the oil-free Vacuumpump power is 150W to achieve efficient and environmentally friendly Moulding operation.

$ 743.00

The device uses 1200-1500lx Illumrination degree, achieves 80x magnification and 0.01mm resolution through scale Microscope, and can measure the maximum aperture of 2mm, suitable for aluminum foil pinholing light transmission observation.

$ 554.00

Using PTFE pump head material and coating diaphragm, suitable for strong corrosive gases, pumping speed 20L/min, Ultimate vacuum degree 3~ 8mbar, with pressure relief and cleaning functions, good air tightness and noise less than 58dB.

$ 1579.00

Silicon Photocell, photovoltaic cell detection to ensure accurate and stable measurement, potassium and sodium detection limit of 0.004mmol/L and 0.008mmol/L, support lithium calcium detection function, small sample and Sensitivity.

$ 961.00

Using PTFE pump head and diaphragm material, resistant to strong corrosive gases. Pumping speed 60L/min, Ultimate vacuum degree 3-8mbar, with pressure relief and cleaning functions, good air tightness, operating noise less than 58dB.

$ 2637.00

Photocell, photovoltaic cell detection to ensure accurate and stable measurement, potassium and sodium detection limit of 0.004mmol/L and 0.008mmol/L, Response Time is less than 8 seconds, support lithium calcium detection function.

$ 904.00

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.
Improving Efficiency with Vortex Mixers in Biological Sample Pre-treatment
This article primarily discusses how vortex mixers enhance the efficiency of biological sample pretreatment. By generating a vortex motion through an electric motor, they enable rapid and uniform mixing of liquids, saving time and delivering better results compared to traditional manual methods.
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.
How to Choose a Suitable Multi-Parameter Water Quality Analyzer Based on Detection Indicators
When selecting a multi-parameter water quality analyzer, the first step is to clarify the parameters that need to be measured, such as physical, chemical, or biological indicators, because different parameters require different detection principles, measurement ranges, and accuracy levels for the instrument.
Key Technical Points for Determining Arsenic and Mercury in Water Using Atomic Fluorescence Spectrophotometry
This article introduces the key techniques for determining arsenic and mercury in water using an atomic fluorescence spectrometer. The experiment requires attention to safety precautions, regular maintenance of the instrument, and proper disposal of waste liquids.
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.