Biorad Gs-900 Calibrated Densitometer

• Quantifying proteins and nucleic acids in research and diagnostic laboratories.
• Analysing electrophoresis gels, Western blots, and autoradiograms.
• Quality control in pharmaceutical and biotechnology manufacturing.
• Forensic science for DNA and protein analysis.
• Academic research for molecular biology and biochemistry studies.

Typical Scan Area

For this class of equipment, scan areas commonly range from approximately 20 x 20 cm to 30 x 30 cm.

Wavelength Range

Units of this type typically operate within a visible light spectrum, commonly 400 nm to 750 nm.

Bit Depth

A 16-bit grayscale bit depth is commonly found on densitometers for accurate quantitation.

Imaging Modes

Transmissive and reflective imaging capabilities are standard for versatile sample analysis.

Power Supply

Typically operates on standard laboratory power, commonly 230V, 50Hz in the UK.

Compliance

Many units in this category are designed to support 21 CFR Part 11 compliance for regulated environments.

• What types of samples can a densitometer image?

  A densitometer of this type is typically used for imaging gels (agarose, polyacrylamide), blots (Western, Southern, Northern), and X-ray films.

• Is specialised software required to operate this equipment?

• What is the significance of 21 CFR Part 11 compliance?

• How is calibration typically performed on these units?

• What are the typical maintenance requirements for a densitometer?

Densitometers are regarded as dependable instruments for measuring optical density in analytical work. Buyers typically value their precision and reliability across laboratory settings. When purchasing used models, condition of the light source and detector alignment merit close inspection, as recalibration may be necessary. Industry sentiment recognises these instruments for consistent performance and straightforward operation. Build quality generally remains sound through extended use, making them sensible acquisitions for facilities requiring accurate density measurements without significant capital expenditure.

General overview for this equipment type